2031101138 has 16 divisors (see below), whose sum is σ = 3324966624. Its totient is φ = 922853760.

The previous prime is 2031101131. The next prime is 2031101143. The reversal of 2031101138 is 8311011302.

It is not an unprimeable number, because it can be changed into a prime (2031101131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41081 + ... + 75827.

It is an arithmetic number, because the mean of its divisors is an integer number (207810414).

Almost surely, 2^2031101138 is an apocalyptic number.

2031101138 is a deficient number, since it is larger than the sum of its proper divisors (1293865486).

2031101138 is a wasteful number, since it uses less digits than its factorization.

2031101138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37417.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 2031101138 is about 45067.7394374291. The cubic root of 2031101138 is about 1266.4183163917.

The spelling of 2031101138 in words is "two billion, thirty-one million, one hundred one thousand, one hundred thirty-eight".