10131420120999 has 16 divisors (see below), whose sum is σ = 13567367937024. Its totient is φ = 6724887580800.

The previous prime is 10131420120979. The next prime is 10131420121099. The reversal of 10131420120999 is 99902102413101.

It is a happy number.

It is not a de Polignac number, because 10131420120999 - 2¹⁷ = 10131419989927 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10131420120999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10131420120949) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2144202 + ... + 4986024.

It is an arithmetic number, because the mean of its divisors is an integer number (847960496064).

Almost surely, 2^{10131420120999} is an apocalyptic number.

10131420120999 is a deficient number, since it is larger than the sum of its proper divisors (3435947816025).

10131420120999 is a wasteful number, since it uses less digits than its factorization.

10131420120999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2846998.

The product of its (nonzero) digits is 34992, while the sum is 42.

The spelling of 10131420120999 in words is "ten trillion, one hundred thirty-one billion, four hundred twenty million, one hundred twenty thousand, nine hundred ninety-nine".