2312021112 has 32 divisors (see below), whose sum is σ = 5810012880. Its totient is φ = 766679040.

The previous prime is 2312021081. The next prime is 2312021123. The reversal of 2312021112 is 2111202132.

It is a junction number, because it is equal to n+sod(n) for n = 2312021091 and 2312021100.

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, 244939 + ... + 254202.

Almost surely, 2^2312021112 is an apocalyptic number.

It is an amenable number.

2312021112 is an abundant number, since it is smaller than the sum of its proper divisors (3497991768).

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

2312021112 is a wasteful number, since it uses less digits than its factorization.

2312021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499343 (or 499339 counting only the distinct ones).

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

The square root of 2312021112 is about 48083.4806560424. The cubic root of 2312021112 is about 1322.3018285281.

Adding to 2312021112 its reverse (2111202132), we get a palindrome (4423223244).

The spelling of 2312021112 in words is "two billion, three hundred twelve million, twenty-one thousand, one hundred twelve".