2112256688610 has 32 divisors (see below), whose sum is σ = 5109332723712. Its totient is φ = 558833264640.

The previous prime is 2112256688561. The next prime is 2112256688617. The reversal of 2112256688610 is 168866522112.

It is a self number, because there is not a number n which added to its sum of digits gives 2112256688610.

It is not an unprimeable number, because it can be changed into a prime (2112256688617) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 277195231 + ... + 277202850.

It is an arithmetic number, because the mean of its divisors is an integer number (159666647616).

Almost surely, 2^{2112256688610} is an apocalyptic number.

2112256688610 is an abundant number, since it is smaller than the sum of its proper divisors (2997076035102).

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

2112256688610 is a wasteful number, since it uses less digits than its factorization.

2112256688610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554398218.

The product of its (nonzero) digits is 552960, while the sum is 48.

The spelling of 2112256688610 in words is "two trillion, one hundred twelve billion, two hundred fifty-six million, six hundred eighty-eight thousand, six hundred ten".