131012224203321 has 8 divisors (see below), whose sum is σ = 194092184004960. Its totient is φ = 87341482802196.

The previous prime is 131012224203319. The next prime is 131012224203347. The reversal of 131012224203321 is 123302422210131.

131012224203321 is a `hidden beast` number, since 1 + 3 + 10 + 1 + 222 + 420 + 3 + 3 + 2 + 1 = 666.

It is not a de Polignac number, because 131012224203321 - 2¹ = 131012224203319 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 4852304600123 = 131012224203321 / (1 + 3 + 1 + 0 + 1 + 2 + 2 + 2 + 4 + 2 + 0 + 3 + 3 + 2 + 1).

It is not an unprimeable number, because it can be changed into a prime (131012224203221) 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, 2426152300035 + ... + 2426152300088.

It is an arithmetic number, because the mean of its divisors is an integer number (24261523000620).

Almost surely, 2^{131012224203321} is an apocalyptic number.

It is an amenable number.

131012224203321 is a deficient number, since it is larger than the sum of its proper divisors (63079959801639).

131012224203321 is an equidigital number, since it uses as much as digits as its factorization.

131012224203321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4852304600132 (or 4852304600126 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 131012224203321 its reverse (123302422210131), we get a palindrome (254314646413452).

The spelling of 131012224203321 in words is "one hundred thirty-one trillion, twelve billion, two hundred twenty-four million, two hundred three thousand, three hundred twenty-one".