211013022120 has 32 divisors (see below), whose sum is σ = 633039066720. Its totient is φ = 56270139200.

The previous prime is 211013022119. The next prime is 211013022139. The reversal of 211013022120 is 21220310112.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 211013022120.

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, 879220806 + ... + 879221045.

It is an arithmetic number, because the mean of its divisors is an integer number (19782470835).

Almost surely, 2^211013022120 is an apocalyptic number.

211013022120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211013022120 is an abundant number, since it is smaller than the sum of its proper divisors (422026044600).

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

211013022120 is a wasteful number, since it uses less digits than its factorization.

211013022120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1758441865 (or 1758441861 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 211013022120 its reverse (21220310112), we get a palindrome (232233332232).

The spelling of 211013022120 in words is "two hundred eleven billion, thirteen million, twenty-two thousand, one hundred twenty".