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2201021203100 = 225261339358829
BaseRepresentation
bin100000000001110111000…
…101100100001010011100
321210102012221201000202112
4200001313011210022130
5242030142411444400
64403045111013152
7315006233352416
oct40016705441234
97712187630675
102201021203100
117794a20a7a95
122b66a566a1b8
1312c72b305625
147875c43b9b6
153c3c0e20835
hex2007716429c

2201021203100 has 36 divisors (see below), whose sum is σ = 4776307187400. Its totient is φ = 880391674560.

The previous prime is 2201021203093. The next prime is 2201021203193. The reversal of 2201021203100 is 13021201022.

It is a happy number.

It is a super-2 number, since 2×22010212031002 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5954486 + ... + 6313314.

It is an arithmetic number, because the mean of its divisors is an integer number (132675199650).

Almost surely, 22201021203100 is an apocalyptic number.

2201021203100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2201021203100 is an abundant number, since it is smaller than the sum of its proper divisors (2575285984300).

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

2201021203100 is a wasteful number, since it uses less digits than its factorization.

2201021203100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420182 (or 420175 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 2201021203100 its reverse (13021201022), we get a palindrome (2214042404122).

The spelling of 2201021203100 in words is "two trillion, two hundred one billion, twenty-one million, two hundred three thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 61339 122678 245356 306695 358829 613390 717658 1226780 1435316 1533475 1794145 3066950 3588290 6133900 7176580 8970725 17941450 35882900 22010212031 44020424062 88040848124 110051060155 220102120310 440204240620 550255300775 1100510601550 2201021203100