2119388031 has 32 divisors (see below), whose sum is σ = 3224168640. Its totient is φ = 1375142400.

The previous prime is 2119387987. The next prime is 2119388053. The reversal of 2119388031 is 1308839112.

It is not a de Polignac number, because 2119388031 - 2⁹ = 2119387519 is a prime.

It is a super-2 number, since 2×2119388031² = 8983611251892113922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2119388081) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 508251 + ... + 512403.

It is an arithmetic number, because the mean of its divisors is an integer number (100755270).

Almost surely, 2^2119388031 is an apocalyptic number.

2119388031 is a deficient number, since it is larger than the sum of its proper divisors (1104780609).

2119388031 is a wasteful number, since it uses less digits than its factorization.

2119388031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4664 (or 4658 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The square root of 2119388031 is about 46036.8116945559. The cubic root of 2119388031 is about 1284.5080365791.

The spelling of 2119388031 in words is "two billion, one hundred nineteen million, three hundred eighty-eight thousand, thirty-one".