13120020429990 has 16 divisors (see below), whose sum is σ = 31488049032048. Its totient is φ = 3498672114656.

The previous prime is 13120020429917. The next prime is 13120020430001. The reversal of 13120020429990 is 9992402002131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218667007137 + ... + 218667007196.

It is an arithmetic number, because the mean of its divisors is an integer number (1968003064503).

Almost surely, 2^{13120020429990} is an apocalyptic number.

13120020429990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13120020429990 is an abundant number, since it is smaller than the sum of its proper divisors (18368028602058).

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

13120020429990 is a wasteful number, since it uses less digits than its factorization.

13120020429990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437334014343.

The product of its (nonzero) digits is 69984, while the sum is 42.

The spelling of 13120020429990 in words is "thirteen trillion, one hundred twenty billion, twenty million, four hundred twenty-nine thousand, nine hundred ninety".