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10121010200 = 2352731613823
BaseRepresentation
bin10010110110100001…
…00101110000011000
3222010100110120220122
421123100211300120
5131211434311300
64352144212412
7505544111240
oct113320456030
928110416818
1010121010200
114324056844
121b6560a108
13c53aa9142
146c0262b20
153e3812c85
hex25b425c18

10121010200 has 192 divisors, whose sum is σ = 28222955520. Its totient is φ = 3302208000.

The previous prime is 10121010191. The next prime is 10121010217. The reversal of 10121010200 is 201012101.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2645489 + ... + 2649311.

It is an arithmetic number, because the mean of its divisors is an integer number (146994560).

Almost surely, 210121010200 is an apocalyptic number.

10121010200 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 10121010200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14111477760).

10121010200 is an abundant number, since it is smaller than the sum of its proper divisors (18101945320).

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

10121010200 is a wasteful number, since it uses less digits than its factorization.

10121010200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3938 (or 3929 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 10121010200 its reverse (201012101), we get a palindrome (10322022301).

The spelling of 10121010200 in words is "ten billion, one hundred twenty-one million, ten thousand, two hundred".