6131321042 has 32 divisors (see below), whose sum is σ = 11470011264. Its totient is φ = 2388067200.

The previous prime is 6131321017. The next prime is 6131321087. The reversal of 6131321042 is 2401231316.

It is a junction number, because it is equal to n+sod(n) for n = 6131320999 and 6131321017.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 899198 + ... + 905990.

It is an arithmetic number, because the mean of its divisors is an integer number (358437852).

Almost surely, 2^6131321042 is an apocalyptic number.

6131321042 is a deficient number, since it is larger than the sum of its proper divisors (5338690222).

6131321042 is a wasteful number, since it uses less digits than its factorization.

6131321042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12674.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 6131321042 is about 78302.7524548148. The cubic root of 6131321042 is about 1830.2820433830.

Adding to 6131321042 its reverse (2401231316), we get a palindrome (8532552358).

The spelling of 6131321042 in words is "six billion, one hundred thirty-one million, three hundred twenty-one thousand, forty-two".