122123211333123 has 48 divisors (see below), whose sum is σ = 219827411294976. Its totient is φ = 58560580840320.

The previous prime is 122123211333073. The next prime is 122123211333143. The reversal of 122123211333123 is 321333112321221.

It is a happy number.

It is not a de Polignac number, because 122123211333123 - 2¹³ = 122123211324931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122123211333143) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1564079040 + ... + 1564157117.

It is an arithmetic number, because the mean of its divisors is an integer number (4579737735312).

Almost surely, 2^{122123211333123} is an apocalyptic number.

122123211333123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

122123211333123 is a deficient number, since it is larger than the sum of its proper divisors (97704199961853).

122123211333123 is a wasteful number, since it uses less digits than its factorization.

122123211333123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3128236204 (or 3128236191 counting only the distinct ones).

The product of its digits is 7776, while the sum is 30.

Adding to 122123211333123 its reverse (321333112321221), we get a palindrome (443456323654344).

The spelling of 122123211333123 in words is "one hundred twenty-two trillion, one hundred twenty-three billion, two hundred eleven million, three hundred thirty-three thousand, one hundred twenty-three".