472047222131 has 2 divisors, whose sum is σ = 472047222132. Its totient is φ = 472047222130.

The previous prime is 472047222037. The next prime is 472047222181. The reversal of 472047222131 is 131222740274.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-472047222131 is a prime.

It is a super-2 number, since 2×472047222131² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 472047222091 and 472047222100.

It is not a weakly prime, because it can be changed into another prime (472047222181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236023611065 + 236023611066.

It is an arithmetic number, because the mean of its divisors is an integer number (236023611066).

Almost surely, 2^472047222131 is an apocalyptic number.

472047222131 is a deficient number, since it is larger than the sum of its proper divisors (1).

472047222131 is an equidigital number, since it uses as much as digits as its factorization.

472047222131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37632, while the sum is 35.

The spelling of 472047222131 in words is "four hundred seventy-two billion, forty-seven million, two hundred twenty-two thousand, one hundred thirty-one".