1320000322131 has 24 divisors (see below), whose sum is σ = 1910822275440. Its totient is φ = 878084064000.

The previous prime is 1320000322117. The next prime is 1320000322133. The reversal of 1320000322131 is 1312230000231.

1320000322131 is a `hidden beast` number, since 13 + 200 + 0 + 0 + 322 + 131 = 666.

It is not a de Polignac number, because 1320000322131 - 2²³ = 1319991933523 is a prime.

It is a super-2 number, since 2×1320000322131² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1320000322133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9967591 + ... + 10099151.

It is an arithmetic number, because the mean of its divisors is an integer number (79617594810).

Almost surely, 2^{1320000322131} is an apocalyptic number.

1320000322131 is a deficient number, since it is larger than the sum of its proper divisors (590821953309).

1320000322131 is a wasteful number, since it uses less digits than its factorization.

1320000322131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133987 (or 133984 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1320000322131 its reverse (1312230000231), we get a palindrome (2632230322362).

The spelling of 1320000322131 in words is "one trillion, three hundred twenty billion, three hundred twenty-two thousand, one hundred thirty-one".