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10201104100 = 22521179117389
BaseRepresentation
bin10011000000000100…
…00111111011100100
3222022221011210002101
421200002013323210
5131342440312400
64404125021444
7510535645165
oct114002077344
928287153071
1010201104100
114365291550
121b883b4884
13c67570195
146cab5176c
153ea88456a
hex260087ee4

10201104100 has 72 divisors (see below), whose sum is σ = 24454684800. Its totient is φ = 3662505600.

The previous prime is 10201104091. The next prime is 10201104101. The reversal of 10201104100 is 140110201.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (10201104101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28206 + ... + 145594.

It is an arithmetic number, because the mean of its divisors is an integer number (339648400).

Almost surely, 210201104100 is an apocalyptic number.

10201104100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10201104100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12227342400).

10201104100 is an abundant number, since it is smaller than the sum of its proper divisors (14253580700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10201104100 is a wasteful number, since it uses less digits than its factorization.

10201104100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117493 (or 117486 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10201104100 its reverse (140110201), we get a palindrome (10341214301).

The spelling of 10201104100 in words is "ten billion, two hundred one million, one hundred four thousand, one hundred".

Divisors: 1 2 4 5 10 11 20 22 25 44 50 55 79 100 110 158 220 275 316 395 550 790 869 1100 1580 1738 1975 3476 3950 4345 7900 8690 17380 21725 43450 86900 117389 234778 469556 586945 1173890 1291279 2347780 2582558 2934725 5165116 5869450 6456395 9273731 11738900 12912790 18547462 25825580 32281975 37094924 46368655 64563950 92737310 102011041 129127900 185474620 204022082 231843275 408044164 463686550 510055205 927373100 1020110410 2040220820 2550276025 5100552050 10201104100