122615377103 has 2 divisors, whose sum is σ = 122615377104. Its totient is φ = 122615377102.

The previous prime is 122615377069. The next prime is 122615377109. The reversal of 122615377103 is 301773516221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122615377103 is a prime.

It is a super-2 number, since 2×122615377103² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122615377109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61307688551 + 61307688552.

It is an arithmetic number, because the mean of its divisors is an integer number (61307688552).

Almost surely, 2^122615377103 is an apocalyptic number.

122615377103 is a deficient number, since it is larger than the sum of its proper divisors (1).

122615377103 is an equidigital number, since it uses as much as digits as its factorization.

122615377103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 38.

The spelling of 122615377103 in words is "one hundred twenty-two billion, six hundred fifteen million, three hundred seventy-seven thousand, one hundred three".