2112602128 has 40 divisors (see below), whose sum is σ = 5037747008. Its totient is φ = 835754112.

The previous prime is 2112602119. The next prime is 2112602131. The reversal of 2112602128 is 8212062112.

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, 724026 + ... + 726937.

Almost surely, 2^2112602128 is an apocalyptic number.

2112602128 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2112602128 is an abundant number, since it is smaller than the sum of its proper divisors (2925144880).

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

2112602128 is a wasteful number, since it uses less digits than its factorization.

2112602128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1450991 (or 1450985 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 2112602128 is about 45963.0517698727. The cubic root of 2112602128 is about 1283.1356488366.

The spelling of 2112602128 in words is "two billion, one hundred twelve million, six hundred two thousand, one hundred twenty-eight".