23021132132189 has 2 divisors, whose sum is σ = 23021132132190. Its totient is φ = 23021132132188.

The previous prime is 23021132132129. The next prime is 23021132132353. The reversal of 23021132132189 is 98123123112032.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22961749752964 + 59382379225 = 4791842^2 + 243685^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23021132132189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23021132132129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11510566066094 + 11510566066095.

It is an arithmetic number, because the mean of its divisors is an integer number (11510566066095).

Almost surely, 2^{23021132132189} is an apocalyptic number.

It is an amenable number.

23021132132189 is a deficient number, since it is larger than the sum of its proper divisors (1).

23021132132189 is an equidigital number, since it uses as much as digits as its factorization.

23021132132189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 38.

The spelling of 23021132132189 in words is "twenty-three trillion, twenty-one billion, one hundred thirty-two million, one hundred thirty-two thousand, one hundred eighty-nine".