32121111172123 has 2 divisors, whose sum is σ = 32121111172124. Its totient is φ = 32121111172122.

The previous prime is 32121111172121. The next prime is 32121111172169. The reversal of 32121111172123 is 32127111112123.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32121111172123 - 2¹ = 32121111172121 is a prime.

Together with 32121111172121, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 32121111172091 and 32121111172100.

It is not a weakly prime, because it can be changed into another prime (32121111172121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16060555586061 + 16060555586062.

It is an arithmetic number, because the mean of its divisors is an integer number (16060555586062).

Almost surely, 2^{32121111172123} is an apocalyptic number.

32121111172123 is a deficient number, since it is larger than the sum of its proper divisors (1).

32121111172123 is an equidigital number, since it uses as much as digits as its factorization.

32121111172123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008, while the sum is 28.

Adding to 32121111172123 its reverse (32127111112123), we get a palindrome (64248222284246).

The spelling of 32121111172123 in words is "thirty-two trillion, one hundred twenty-one billion, one hundred eleven million, one hundred seventy-two thousand, one hundred twenty-three".