31220403414000 has 160 divisors (see below), whose sum is σ = 103109571190080. Its totient is φ = 8122381312000.

The previous prime is 31220403413993. The next prime is 31220403414023. The reversal of 31220403414000 is 41430402213.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63210105 + ... + 63702104.

It is an arithmetic number, because the mean of its divisors is an integer number (644434819938).

Almost surely, 2^{31220403414000} is an apocalyptic number.

31220403414000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

31220403414000 is an abundant number, since it is smaller than the sum of its proper divisors (71889167776080).

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

31220403414000 is a wasteful number, since it uses less digits than its factorization.

31220403414000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126912276 (or 126912260 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 31220403414000 its reverse (41430402213), we get a palindrome (31261833816213).

The spelling of 31220403414000 in words is "thirty-one trillion, two hundred twenty billion, four hundred three million, four hundred fourteen thousand".