320031121201131 has 8 divisors (see below), whose sum is σ = 427234312235584. Its totient is φ = 213091005483720.

The previous prime is 320031121201079. The next prime is 320031121201177. The reversal of 320031121201131 is 131102121130023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 320031121201131 - 2⁷ = 320031121201003 is a prime.

It is a super-2 number, since 2×320031121201131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320031121201098 and 320031121201107.

It is not an unprimeable number, because it can be changed into a prime (320031121209131) 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, 65768826421 + ... + 65768831286.

It is an arithmetic number, because the mean of its divisors is an integer number (53404289029448).

Almost surely, 2^{320031121201131} is an apocalyptic number.

320031121201131 is a deficient number, since it is larger than the sum of its proper divisors (107203191034453).

320031121201131 is a wasteful number, since it uses less digits than its factorization.

320031121201131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131537658521.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 320031121201131 its reverse (131102121130023), we get a palindrome (451133242331154).

The spelling of 320031121201131 in words is "three hundred twenty trillion, thirty-one billion, one hundred twenty-one million, two hundred one thousand, one hundred thirty-one".