2112310321140 has 96 divisors (see below), whose sum is σ = 6172855799040. Its totient is φ = 538684286976.

The previous prime is 2112310321129. The next prime is 2112310321157. The reversal of 2112310321140 is 411230132112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6855516 + ... + 7157004.

It is an arithmetic number, because the mean of its divisors is an integer number (64300581240).

Almost surely, 2^{2112310321140} is an apocalyptic number.

2112310321140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2112310321140 is an abundant number, since it is smaller than the sum of its proper divisors (4060545477900).

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

2112310321140 is a wasteful number, since it uses less digits than its factorization.

2112310321140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306601 (or 306599 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 2112310321140 its reverse (411230132112), we get a palindrome (2523540453252).

The spelling of 2112310321140 in words is "two trillion, one hundred twelve billion, three hundred ten million, three hundred twenty-one thousand, one hundred forty".