13331413220044 has 12 divisors (see below), whose sum is σ = 23330145351744. Its totient is φ = 6665657405264.

The previous prime is 13331413220029. The next prime is 13331413220053. The reversal of 13331413220044 is 44002231413331.

It is a junction number, because it is equal to n+sod(n) for n = 13331413219988 and 13331413220015.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11688187 + ... + 12777970.

It is an arithmetic number, because the mean of its divisors is an integer number (1944178779312).

Almost surely, 2^{13331413220044} is an apocalyptic number.

It is an amenable number.

13331413220044 is a deficient number, since it is larger than the sum of its proper divisors (9998732131700).

13331413220044 is a wasteful number, since it uses less digits than its factorization.

13331413220044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24602384 (or 24602382 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 13331413220044 its reverse (44002231413331), we get a palindrome (57333644633375).

The spelling of 13331413220044 in words is "thirteen trillion, three hundred thirty-one billion, four hundred thirteen million, two hundred twenty thousand, forty-four".