123211341676601 has 2 divisors, whose sum is σ = 123211341676602. Its totient is φ = 123211341676600.

The previous prime is 123211341676589. The next prime is 123211341676649. The reversal of 123211341676601 is 106676143112321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83363382426025 + 39847959250576 = 9130355^2 + 6312524^2 .

It is a cyclic number.

It is not a de Polignac number, because 123211341676601 - 2¹⁴ = 123211341660217 is a prime.

It is a super-2 number, since 2×123211341676601² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (123211341673601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61605670838300 + 61605670838301.

It is an arithmetic number, because the mean of its divisors is an integer number (61605670838301).

Almost surely, 2^{123211341676601} is an apocalyptic number.

It is an amenable number.

123211341676601 is a deficient number, since it is larger than the sum of its proper divisors (1).

123211341676601 is an equidigital number, since it uses as much as digits as its factorization.

123211341676601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 44.

Adding to 123211341676601 its reverse (106676143112321), we get a palindrome (229887484788922).

The spelling of 123211341676601 in words is "one hundred twenty-three trillion, two hundred eleven billion, three hundred forty-one million, six hundred seventy-six thousand, six hundred one".