122411323551 has 12 divisors (see below), whose sum is σ = 179401719896. Its totient is φ = 74188680720.

The previous prime is 122411323469. The next prime is 122411323637. The reversal of 122411323551 is 155323114221.

It is a happy number.

It is not a de Polignac number, because 122411323551 - 2⁷ = 122411323423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122411324551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 168610276 + ... + 168611001.

Almost surely, 2^122411323551 is an apocalyptic number.

122411323551 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

122411323551 is a deficient number, since it is larger than the sum of its proper divisors (56990396345).

122411323551 is a wasteful number, since it uses less digits than its factorization.

122411323551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337221302 (or 337221291 counting only the distinct ones).

The product of its digits is 7200, while the sum is 30.

Adding to 122411323551 its reverse (155323114221), we get a palindrome (277734437772).

The spelling of 122411323551 in words is "one hundred twenty-two billion, four hundred eleven million, three hundred twenty-three thousand, five hundred fifty-one".