320222213330131 has 48 divisors (see below), whose sum is σ = 405133392089088. Its totient is φ = 251606590804800.

The previous prime is 320222213330083. The next prime is 320222213330207. The reversal of 320222213330131 is 131033312222023.

It is a happy number.

It is not a de Polignac number, because 320222213330131 - 2¹³ = 320222213321939 is a prime.

It is a super-2 number, since 2×320222213330131² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 320222213330131.

It is not an unprimeable number, because it can be changed into a prime (320222213300131) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 40895200 + ... + 48092221.

It is an arithmetic number, because the mean of its divisors is an integer number (8440279001856).

Almost surely, 2^{320222213330131} is an apocalyptic number.

320222213330131 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

320222213330131 is a deficient number, since it is larger than the sum of its proper divisors (84911178758957).

320222213330131 is a wasteful number, since it uses less digits than its factorization.

320222213330131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88987592 (or 88987585 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 320222213330131 its reverse (131033312222023), we get a palindrome (451255525552154).

The spelling of 320222213330131 in words is "three hundred twenty trillion, two hundred twenty-two billion, two hundred thirteen million, three hundred thirty thousand, one hundred thirty-one".