2031423431412 has 24 divisors (see below), whose sum is σ = 4740161596576. Its totient is φ = 677116345248.

The previous prime is 2031423431377. The next prime is 2031423431413. The reversal of 2031423431412 is 2141343241302.

It is a self number, because there is not a number n which added to its sum of digits gives 2031423431412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031423431413) 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, 2756983 + ... + 3415230.

Almost surely, 2^{2031423431412} is an apocalyptic number.

It is an amenable number.

2031423431412 is an abundant number, since it is smaller than the sum of its proper divisors (2708738165164).

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

2031423431412 is a wasteful number, since it uses less digits than its factorization.

2031423431412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6199647 (or 6199645 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 2031423431412 its reverse (2141343241302), we get a palindrome (4172766672714).

The spelling of 2031423431412 in words is "two trillion, thirty-one billion, four hundred twenty-three million, four hundred thirty-one thousand, four hundred twelve".