321101012131 has 8 divisors (see below), whose sum is σ = 321488153280. Its totient is φ = 320714014248.

The previous prime is 321101012077. The next prime is 321101012153. The reversal of 321101012131 is 131210101123.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 321101012131 - 2¹⁵ = 321100979363 is a prime.

It is a super-2 number, since 2×321101012131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321101012431) 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, 4845040 + ... + 4910866.

It is an arithmetic number, because the mean of its divisors is an integer number (40186019160).

Almost surely, 2^321101012131 is an apocalyptic number.

321101012131 is a deficient number, since it is larger than the sum of its proper divisors (387141149).

321101012131 is a wasteful number, since it uses less digits than its factorization.

321101012131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71633.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 321101012131 its reverse (131210101123), we get a palindrome (452311113254).

The spelling of 321101012131 in words is "three hundred twenty-one billion, one hundred one million, twelve thousand, one hundred thirty-one".