32128456831123 has 2 divisors, whose sum is σ = 32128456831124. Its totient is φ = 32128456831122.

The previous prime is 32128456830901. The next prime is 32128456831139. The reversal of 32128456831123 is 32113865482123.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32128456831123 is a prime.

It is a super-2 number, since 2×32128456831123² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (32128456831193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16064228415561 + 16064228415562.

It is an arithmetic number, because the mean of its divisors is an integer number (16064228415562).

Almost surely, 2^{32128456831123} is an apocalyptic number.

32128456831123 is a deficient number, since it is larger than the sum of its proper divisors (1).

32128456831123 is an equidigital number, since it uses as much as digits as its factorization.

32128456831123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1658880, while the sum is 49.

The spelling of 32128456831123 in words is "thirty-two trillion, one hundred twenty-eight billion, four hundred fifty-six million, eight hundred thirty-one thousand, one hundred twenty-three".