201012111211100 has 108 divisors (see below), whose sum is σ = 512643053494656. Its totient is φ = 68207938606080.

The previous prime is 201012111211069. The next prime is 201012111211139. The reversal of 201012111211100 is 1112111210102.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 210982844 + ... + 211933443.

Almost surely, 2^{201012111211100} is an apocalyptic number.

201012111211100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201012111211100 is an abundant number, since it is smaller than the sum of its proper divisors (311630942283556).

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

201012111211100 is a wasteful number, since it uses less digits than its factorization.

201012111211100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422916412 (or 422916398 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 201012111211100 its reverse (1112111210102), we get a palindrome (202124222421202).

The spelling of 201012111211100 in words is "two hundred one trillion, twelve billion, one hundred eleven million, two hundred eleven thousand, one hundred".