20211300311112 has 48 divisors (see below), whose sum is σ = 54813010122000. Its totient is φ = 6727983577056.

The previous prime is 20211300311039. The next prime is 20211300311177. The reversal of 20211300311112 is 21111300311202.

20211300311112 is a `hidden beast` number, since 2 + 0 + 211 + 30 + 0 + 311 + 112 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 189874062 + ... + 189980477.

It is an arithmetic number, because the mean of its divisors is an integer number (1141937710875).

Almost surely, 2^{20211300311112} is an apocalyptic number.

It is an amenable number.

20211300311112 is an abundant number, since it is smaller than the sum of its proper divisors (34601709810888).

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

20211300311112 is a wasteful number, since it uses less digits than its factorization.

20211300311112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379855290 (or 379855283 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 20211300311112 its reverse (21111300311202), we get a palindrome (41322600622314).

The spelling of 20211300311112 in words is "twenty trillion, two hundred eleven billion, three hundred million, three hundred eleven thousand, one hundred twelve".