226171132531 has 2 divisors, whose sum is σ = 226171132532. Its totient is φ = 226171132530.

The previous prime is 226171132489. The next prime is 226171132541. The reversal of 226171132531 is 135231171622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 226171132531 - 2¹³ = 226171124339 is a prime.

It is a super-2 number, since 2×226171132531² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (226171132541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113085566265 + 113085566266.

It is an arithmetic number, because the mean of its divisors is an integer number (113085566266).

Almost surely, 2^226171132531 is an apocalyptic number.

226171132531 is a deficient number, since it is larger than the sum of its proper divisors (1).

226171132531 is an equidigital number, since it uses as much as digits as its factorization.

226171132531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 34.

The spelling of 226171132531 in words is "two hundred twenty-six billion, one hundred seventy-one million, one hundred thirty-two thousand, five hundred thirty-one".