2123133388 has 24 divisors (see below), whose sum is σ = 3761604000. Its totient is φ = 1048468608.

The previous prime is 2123133373. The next prime is 2123133391. The reversal of 2123133388 is 8833313212.

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 7 ways as a sum of consecutive naturals, for example, 99318 + ... + 118786.

It is an arithmetic number, because the mean of its divisors is an integer number (156733500).

Almost surely, 2^2123133388 is an apocalyptic number.

It is an amenable number.

2123133388 is a deficient number, since it is larger than the sum of its proper divisors (1638470612).

2123133388 is a wasteful number, since it uses less digits than its factorization.

2123133388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19809 (or 19807 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

The square root of 2123133388 is about 46077.4715886191. The cubic root of 2123133388 is about 1285.2642470086.

The spelling of 2123133388 in words is "two billion, one hundred twenty-three million, one hundred thirty-three thousand, three hundred eighty-eight".