201021110212012 has 24 divisors (see below), whose sum is σ = 352200769062800. Its totient is φ = 100392321908736.

The previous prime is 201021110212007. The next prime is 201021110212211. The reversal of 201021110212012 is 210212011120102.

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, 324437164 + ... + 325056172.

Almost surely, 2^{201021110212012} is an apocalyptic number.

It is an amenable number.

201021110212012 is a deficient number, since it is larger than the sum of its proper divisors (151179658850788).

201021110212012 is a wasteful number, since it uses less digits than its factorization.

201021110212012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714385 (or 714383 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 201021110212012 its reverse (210212011120102), we get a palindrome (411233121332114).

The spelling of 201021110212012 in words is "two hundred one trillion, twenty-one billion, one hundred ten million, two hundred twelve thousand, twelve".