201112121211102 has 48 divisors (see below), whose sum is σ = 443951527816368. Its totient is φ = 65786259974400.

The previous prime is 201112121211059. The next prime is 201112121211119.

It is a happy number.

201112121211102 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 489275668 + ... + 489686535.

It is an arithmetic number, because the mean of its divisors is an integer number (9248990162841).

Almost surely, 2^{201112121211102} is an apocalyptic number.

201112121211102 is an abundant number, since it is smaller than the sum of its proper divisors (242839406605266).

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

201112121211102 is a wasteful number, since it uses less digits than its factorization.

201112121211102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 978962425 (or 978962422 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

The spelling of 201112121211102 in words is "two hundred one trillion, one hundred twelve billion, one hundred twenty-one million, two hundred eleven thousand, one hundred two".