211021120112 has 20 divisors (see below), whose sum is σ = 446021913336. Its totient is φ = 95918690880.

The previous prime is 211021120097. The next prime is 211021120147.

211021120112 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 599491643 + ... + 599491994.

Almost surely, 2^211021120112 is an apocalyptic number.

211021120112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

211021120112 is an abundant number, since it is smaller than the sum of its proper divisors (235000793224).

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

211021120112 is a wasteful number, since it uses less digits than its factorization.

211021120112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1198983656 (or 1198983650 counting only the distinct ones).

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

It can be divided in two parts, 211021 and 120112, that added together give a palindrome (331133).

The spelling of 211021120112 in words is "two hundred eleven billion, twenty-one million, one hundred twenty thousand, one hundred twelve".