32120996623 has 2 divisors, whose sum is σ = 32120996624. Its totient is φ = 32120996622.

The previous prime is 32120996563. The next prime is 32120996629. The reversal of 32120996623 is 32669902123.

It is a strong prime.

It is an emirp because it is prime and its reverse (32669902123) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32120996623 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32120996623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32120996629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16060498311 + 16060498312.

It is an arithmetic number, because the mean of its divisors is an integer number (16060498312).

Almost surely, 2^32120996623 is an apocalyptic number.

32120996623 is a deficient number, since it is larger than the sum of its proper divisors (1).

32120996623 is an equidigital number, since it uses as much as digits as its factorization.

32120996623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 209952, while the sum is 43.

The spelling of 32120996623 in words is "thirty-two billion, one hundred twenty million, nine hundred ninety-six thousand, six hundred twenty-three".