13031121343022 has 16 divisors (see below), whose sum is σ = 20576165429760. Its totient is φ = 6172423222392.

The previous prime is 13031121343021. The next prime is 13031121343057. The reversal of 13031121343022 is 22034312113031.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 13031121342982 and 13031121343000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13031121343021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4804928 + ... + 7010675.

It is an arithmetic number, because the mean of its divisors is an integer number (1286010339360).

Almost surely, 2^{13031121343022} is an apocalyptic number.

13031121343022 is a deficient number, since it is larger than the sum of its proper divisors (7545044086738).

13031121343022 is a wasteful number, since it uses less digits than its factorization.

13031121343022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11844647.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 13031121343022 its reverse (22034312113031), we get a palindrome (35065433456053).

The spelling of 13031121343022 in words is "thirteen trillion, thirty-one billion, one hundred twenty-one million, three hundred forty-three thousand, twenty-two".