3231321100131 has 4 divisors (see below), whose sum is σ = 4308428133512. Its totient is φ = 2154214066752.

The previous prime is 3231321100121. The next prime is 3231321100169. The reversal of 3231321100131 is 1310011231323.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3231321100131 - 2¹³ = 3231321091939 is a prime.

It is a super-2 number, since 2×3231321100131² (a number of 26 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 = 3231321100098 and 3231321100107.

It is not an unprimeable number, because it can be changed into a prime (3231321100121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538553516686 + ... + 538553516691.

It is an arithmetic number, because the mean of its divisors is an integer number (1077107033378).

Almost surely, 2^{3231321100131} is an apocalyptic number.

3231321100131 is a deficient number, since it is larger than the sum of its proper divisors (1077107033381).

3231321100131 is a wasteful number, since it uses less digits than its factorization.

3231321100131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1077107033380.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 3231321100131 its reverse (1310011231323), we get a palindrome (4541332331454).

The spelling of 3231321100131 in words is "three trillion, two hundred thirty-one billion, three hundred twenty-one million, one hundred thousand, one hundred thirty-one".