2031534222040 has 32 divisors (see below), whose sum is σ = 4574855565360. Its totient is φ = 811919721600.

The previous prime is 2031534222017. The next prime is 2031534222041. The reversal of 2031534222040 is 402224351302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031534222041) 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, 21639051 + ... + 21732730.

Almost surely, 2^{2031534222040} is an apocalyptic number.

2031534222040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2031534222040 is an abundant number, since it is smaller than the sum of its proper divisors (2543321343320).

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

2031534222040 is a wasteful number, since it uses less digits than its factorization.

2031534222040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43372963 (or 43372959 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 2031534222040 its reverse (402224351302), we get a palindrome (2433758573342).

The spelling of 2031534222040 in words is "two trillion, thirty-one billion, five hundred thirty-four million, two hundred twenty-two thousand, forty".