201102120212 has 24 divisors (see below), whose sum is σ = 419691382656. Its totient is φ = 82439378208.

The previous prime is 201102120203. The next prime is 201102120227. The reversal of 201102120212 is 212021201102.

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 7 ways as a sum of consecutive naturals, for example, 156134543 + ... + 156135830.

It is an arithmetic number, because the mean of its divisors is an integer number (17487140944).

Almost surely, 2^201102120212 is an apocalyptic number.

It is an amenable number.

201102120212 is an abundant number, since it is smaller than the sum of its proper divisors (218589262444).

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

201102120212 is a wasteful number, since it uses less digits than its factorization.

201102120212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312270407 (or 312270405 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 201102120212 its reverse (212021201102), we get a palindrome (413123321314).

The spelling of 201102120212 in words is "two hundred one billion, one hundred two million, one hundred twenty thousand, two hundred twelve".