122112213032123 has 2 divisors, whose sum is σ = 122112213032124. Its totient is φ = 122112213032122.

The previous prime is 122112213032101. The next prime is 122112213032129. The reversal of 122112213032123 is 321230312211221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122112213032123 - 2⁸ = 122112213031867 is a prime.

It is a super-2 number, since 2×122112213032123² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 122112213032092 and 122112213032101.

It is not a weakly prime, because it can be changed into another prime (122112213032129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61056106516061 + 61056106516062.

It is an arithmetic number, because the mean of its divisors is an integer number (61056106516062).

Almost surely, 2^{122112213032123} is an apocalyptic number.

122112213032123 is a deficient number, since it is larger than the sum of its proper divisors (1).

122112213032123 is an equidigital number, since it uses as much as digits as its factorization.

122112213032123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 122112213032123 its reverse (321230312211221), we get a palindrome (443342525243344).

The spelling of 122112213032123 in words is "one hundred twenty-two trillion, one hundred twelve billion, two hundred thirteen million, thirty-two thousand, one hundred twenty-three".