125788222031 has 2 divisors, whose sum is σ = 125788222032. Its totient is φ = 125788222030.

The previous prime is 125788221991. The next prime is 125788222037. The reversal of 125788222031 is 130222887521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125788222031 - 2³⁴ = 108608352847 is a prime.

It is a super-2 number, since 2×125788222031² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 125788222031.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125788222037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62894111015 + 62894111016.

It is an arithmetic number, because the mean of its divisors is an integer number (62894111016).

Almost surely, 2^125788222031 is an apocalyptic number.

125788222031 is a deficient number, since it is larger than the sum of its proper divisors (1).

125788222031 is an equidigital number, since it uses as much as digits as its factorization.

125788222031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 107520, while the sum is 41.

The spelling of 125788222031 in words is "one hundred twenty-five billion, seven hundred eighty-eight million, two hundred twenty-two thousand, thirty-one".