201021210001112 has 32 divisors (see below), whose sum is σ = 397196450275680. Its totient is φ = 95188691769600.

The previous prime is 201021210001097. The next prime is 201021210001169. The reversal of 201021210001112 is 211100012120102.

It is a super-2 number, since 2×201021210001112² (a number of 29 digits) contains 22 as substring.

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, 5408429813 + ... + 5408466980.

It is an arithmetic number, because the mean of its divisors is an integer number (12412389071115).

Almost surely, 2^{201021210001112} is an apocalyptic number.

It is an amenable number.

201021210001112 is a deficient number, since it is larger than the sum of its proper divisors (196175240274568).

201021210001112 is a wasteful number, since it uses less digits than its factorization.

201021210001112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10816896923 (or 10816896919 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 201021210001112 its reverse (211100012120102), we get a palindrome (412121222121214).

The spelling of 201021210001112 in words is "two hundred one trillion, twenty-one billion, two hundred ten million, one thousand, one hundred twelve".