20212201111012 has 48 divisors (see below), whose sum is σ = 36625163341312. Its totient is φ = 9749927024640.

The previous prime is 20212201110943. The next prime is 20212201111021. The reversal of 20212201111012 is 21011110221202.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55136068 + ... + 55501444.

Almost surely, 2^{20212201111012} is an apocalyptic number.

It is an amenable number.

20212201111012 is a deficient number, since it is larger than the sum of its proper divisors (16412962230300).

20212201111012 is a wasteful number, since it uses less digits than its factorization.

20212201111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366788 (or 366786 counting only the distinct ones).

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

Adding to 20212201111012 its reverse (21011110221202), we get a palindrome (41223311332214).

The spelling of 20212201111012 in words is "twenty trillion, two hundred twelve billion, two hundred one million, one hundred eleven thousand, twelve".