131301224104 has 8 divisors (see below), whose sum is σ = 246189795210. Its totient is φ = 65650612048.

The previous prime is 131301224083. The next prime is 131301224107. The reversal of 131301224104 is 401422103131.

It can be written as a sum of positive squares in only one way, i.e., 129909784900 + 1391439204 = 360430^2 + 37302^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×131301224104² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (131301224107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8206326499 + ... + 8206326514.

Almost surely, 2^131301224104 is an apocalyptic number.

It is an amenable number.

131301224104 is a deficient number, since it is larger than the sum of its proper divisors (114888571106).

131301224104 is a wasteful number, since it uses less digits than its factorization.

131301224104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16412653019 (or 16412653015 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 131301224104 its reverse (401422103131), we get a palindrome (532723327235).

The spelling of 131301224104 in words is "one hundred thirty-one billion, three hundred one million, two hundred twenty-four thousand, one hundred four".