122400112543039 has 2 divisors, whose sum is σ = 122400112543040. Its totient is φ = 122400112543038.

The previous prime is 122400112542991. The next prime is 122400112543057. The reversal of 122400112543039 is 930345211004221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122400112543039 is a prime.

It is a super-2 number, since 2×122400112543039² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 122400112542989 and 122400112543007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122400112543939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61200056271519 + 61200056271520.

It is an arithmetic number, because the mean of its divisors is an integer number (61200056271520).

Almost surely, 2^{122400112543039} is an apocalyptic number.

122400112543039 is a deficient number, since it is larger than the sum of its proper divisors (1).

122400112543039 is an equidigital number, since it uses as much as digits as its factorization.

122400112543039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 122400112543039 in words is "one hundred twenty-two trillion, four hundred billion, one hundred twelve million, five hundred forty-three thousand, thirty-nine".