2031102040140 has 72 divisors (see below), whose sum is σ = 6179623024848. Its totient is φ = 539990858880.

The previous prime is 2031102040133. The next prime is 2031102040193. The reversal of 2031102040140 is 410402011302.

2031102040140 is a `hidden beast` number, since 203 + 1 + 1 + 0 + 20 + 401 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16985587 + ... + 17104746.

Almost surely, 2^{2031102040140} is an apocalyptic number.

2031102040140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2031102040140 is an abundant number, since it is smaller than the sum of its proper divisors (4148520984708).

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

2031102040140 is a wasteful number, since it uses less digits than its factorization.

2031102040140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34090679 (or 34090674 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 2031102040140 its reverse (410402011302), we get a palindrome (2441504051442).

The spelling of 2031102040140 in words is "two trillion, thirty-one billion, one hundred two million, forty thousand, one hundred forty".