2102651056 has 20 divisors (see below), whose sum is σ = 4444240104. Its totient is φ = 955750400.

The previous prime is 2102651041. The next prime is 2102651087. The reversal of 2102651056 is 6501562012.

It is a super-2 number, since 2×2102651056² = 8842282926595830272, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5973265 + ... + 5973616.

Almost surely, 2^2102651056 is an apocalyptic number.

It is an amenable number.

2102651056 is an abundant number, since it is smaller than the sum of its proper divisors (2341589048).

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

2102651056 is a wasteful number, since it uses less digits than its factorization.

2102651056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11946900 (or 11946894 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 2102651056 is about 45854.6732187680. The cubic root of 2102651056 is about 1281.1178093530.

The spelling of 2102651056 in words is "two billion, one hundred two million, six hundred fifty-one thousand, fifty-six".