122650411123 has 4 divisors (see below), whose sum is σ = 124028505720. Its totient is φ = 121272316528.

The previous prime is 122650411057. The next prime is 122650411127. The reversal of 122650411123 is 321114056221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 122650411123 - 2²¹ = 122648313971 is a prime.

It is a super-2 number, since 2×122650411123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122650411091 and 122650411100.

It is not an unprimeable number, because it can be changed into a prime (122650411127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 689047165 + ... + 689047342.

It is an arithmetic number, because the mean of its divisors is an integer number (31007126430).

Almost surely, 2^122650411123 is an apocalyptic number.

122650411123 is a deficient number, since it is larger than the sum of its proper divisors (1378094597).

122650411123 is an equidigital number, since it uses as much as digits as its factorization.

122650411123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1378094596.

The product of its (nonzero) digits is 2880, while the sum is 28.

Adding to 122650411123 its reverse (321114056221), we get a palindrome (443764467344).

The spelling of 122650411123 in words is "one hundred twenty-two billion, six hundred fifty million, four hundred eleven thousand, one hundred twenty-three".