1331120320022 has 16 divisors (see below), whose sum is σ = 2066527795200. Its totient is φ = 642391018920.

The previous prime is 1331120319959. The next prime is 1331120320067. The reversal of 1331120320022 is 2200230211331.

It is a junction number, because it is equal to n+sod(n) for n = 1331120319976 and 1331120320003.

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, 28300622 + ... + 28347617.

It is an arithmetic number, because the mean of its divisors is an integer number (129157987200).

Almost surely, 2^{1331120320022} is an apocalyptic number.

1331120320022 is a deficient number, since it is larger than the sum of its proper divisors (735407475178).

1331120320022 is a wasteful number, since it uses less digits than its factorization.

1331120320022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56648651.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1331120320022 its reverse (2200230211331), we get a palindrome (3531350531353).

The spelling of 1331120320022 in words is "one trillion, three hundred thirty-one billion, one hundred twenty million, three hundred twenty thousand, twenty-two".