920131129402 has 16 divisors (see below), whose sum is σ = 1402413358752. Its totient is φ = 452715901200.

The previous prime is 920131129399. The next prime is 920131129451. The reversal of 920131129402 is 204921131029.

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 7 ways as a sum of consecutive naturals, for example, 13939788 + ... + 14005639.

It is an arithmetic number, because the mean of its divisors is an integer number (87650834922).

Almost surely, 2^920131129402 is an apocalyptic number.

920131129402 is a deficient number, since it is larger than the sum of its proper divisors (482282229350).

920131129402 is a wasteful number, since it uses less digits than its factorization.

920131129402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27945693.

The product of its (nonzero) digits is 7776, while the sum is 34.

The spelling of 920131129402 in words is "nine hundred twenty billion, one hundred thirty-one million, one hundred twenty-nine thousand, four hundred two".