31424010022140 has 48 divisors (see below), whose sum is σ = 88063539815328. Its totient is φ = 8372468219904.

The previous prime is 31424010022133. The next prime is 31424010022151. The reversal of 31424010022140 is 4122001042413.

It is a self number, because there is not a number n which added to its sum of digits gives 31424010022140.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227048557 + ... + 227186916.

It is an arithmetic number, because the mean of its divisors is an integer number (1834657079486).

Almost surely, 2^{31424010022140} is an apocalyptic number.

31424010022140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

31424010022140 is an abundant number, since it is smaller than the sum of its proper divisors (56639529793188).

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

31424010022140 is a wasteful number, since it uses less digits than its factorization.

31424010022140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454236638 (or 454236636 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 31424010022140 its reverse (4122001042413), we get a palindrome (35546011064553).

The spelling of 31424010022140 in words is "thirty-one trillion, four hundred twenty-four billion, ten million, twenty-two thousand, one hundred forty".