123301323151091 has 2 divisors, whose sum is σ = 123301323151092. Its totient is φ = 123301323151090.

The previous prime is 123301323151081. The next prime is 123301323151211. The reversal of 123301323151091 is 190151323103321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123301323151091 - 2²² = 123301318956787 is a prime.

It is a super-2 number, since 2×123301323151091² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (123301323151081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61650661575545 + 61650661575546.

It is an arithmetic number, because the mean of its divisors is an integer number (61650661575546).

Almost surely, 2^{123301323151091} is an apocalyptic number.

123301323151091 is a deficient number, since it is larger than the sum of its proper divisors (1).

123301323151091 is an equidigital number, since it uses as much as digits as its factorization.

123301323151091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 35.

The spelling of 123301323151091 in words is "one hundred twenty-three trillion, three hundred one billion, three hundred twenty-three million, one hundred fifty-one thousand, ninety-one".