2122001012112 has 40 divisors (see below), whose sum is σ = 5658669369600. Its totient is φ = 684516455040.

The previous prime is 2122001012107. The next prime is 2122001012123. The reversal of 2122001012112 is 2112101002212.

It is a junction number, because it is equal to n+sod(n) for n = 2122001012091 and 2122001012100.

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, 713036487 + ... + 713039462.

It is an arithmetic number, because the mean of its divisors is an integer number (141466734240).

Almost surely, 2^{2122001012112} is an apocalyptic number.

It is an amenable number.

2122001012112 is an abundant number, since it is smaller than the sum of its proper divisors (3536668357488).

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

2122001012112 is a wasteful number, since it uses less digits than its factorization.

2122001012112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1426075991 (or 1426075985 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2122001012112 its reverse (2112101002212), we get a palindrome (4234102014324).

The spelling of 2122001012112 in words is "two trillion, one hundred twenty-two billion, one million, twelve thousand, one hundred twelve".