20211333394112 has 56 divisors (see below), whose sum is σ = 45841790862336. Its totient is φ = 8660984456448.

The previous prime is 20211333394111. The next prime is 20211333394127. The reversal of 20211333394112 is 21149333311202.

It is a tau number, because it is divible by the number of its divisors (56).

It is not an unprimeable number, because it can be changed into a prime (20211333394111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1186823 + ... + 6467705.

It is an arithmetic number, because the mean of its divisors is an integer number (818603408256).

Almost surely, 2^{20211333394112} is an apocalyptic number.

It is an amenable number.

20211333394112 is an abundant number, since it is smaller than the sum of its proper divisors (25630457468224).

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

20211333394112 is an equidigital number, since it uses as much as digits as its factorization.

20211333394112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5289445 (or 5289435 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 35.

The spelling of 20211333394112 in words is "twenty trillion, two hundred eleven billion, three hundred thirty-three million, three hundred ninety-four thousand, one hundred twelve".