201102211010100 has 288 divisors, whose sum is σ = 607980638748672. Its totient is φ = 51264187200000.

The previous prime is 201102211010053. The next prime is 201102211010203. The reversal of 201102211010100 is 1010112201102.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 404589927 + ... + 405086673.

It is an arithmetic number, because the mean of its divisors is an integer number (2111043884544).

Almost surely, 2^{201102211010100} is an apocalyptic number.

201102211010100 is a gapful number since it is divisible by the number (20) 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 201102211010100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (303990319374336).

201102211010100 is an abundant number, since it is smaller than the sum of its proper divisors (406878427738572).

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

201102211010100 is a wasteful number, since it uses less digits than its factorization.

201102211010100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497327 (or 497320 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 201102211010100 its reverse (1010112201102), we get a palindrome (202112323211202).

The spelling of 201102211010100 in words is "two hundred one trillion, one hundred two billion, two hundred eleven million, ten thousand, one hundred".