13040022220144 has 10 divisors (see below), whose sum is σ = 25265043051560. Its totient is φ = 6520011110064.

The previous prime is 13040022220123. The next prime is 13040022220157. The reversal of 13040022220144 is 44102222004031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 407500694364 + ... + 407500694395.

It is an arithmetic number, because the mean of its divisors is an integer number (2526504305156).

Almost surely, 2^{13040022220144} is an apocalyptic number.

It is an amenable number.

13040022220144 is a deficient number, since it is larger than the sum of its proper divisors (12225020831416).

13040022220144 is an equidigital number, since it uses as much as digits as its factorization.

13040022220144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 815001388767 (or 815001388761 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 13040022220144 its reverse (44102222004031), we get a palindrome (57142244224175).

The spelling of 13040022220144 in words is "thirteen trillion, forty billion, twenty-two million, two hundred twenty thousand, one hundred forty-four".