122213031101123 has 4 divisors (see below), whose sum is σ = 124518937348368. Its totient is φ = 119907124853880.

The previous prime is 122213031101089. The next prime is 122213031101159. The reversal of 122213031101123 is 321101130312221.

It is a happy number.

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 122213031101123 - 2¹⁰ = 122213031100099 is a prime.

It is a super-2 number, since 2×122213031101123² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122213031181123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1152953123543 + ... + 1152953123648.

It is an arithmetic number, because the mean of its divisors is an integer number (31129734337092).

Almost surely, 2^{122213031101123} is an apocalyptic number.

122213031101123 is a deficient number, since it is larger than the sum of its proper divisors (2305906247245).

122213031101123 is an equidigital number, since it uses as much as digits as its factorization.

122213031101123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2305906247244.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 122213031101123 its reverse (321101130312221), we get a palindrome (443314161413344).

The spelling of 122213031101123 in words is "one hundred twenty-two trillion, two hundred thirteen billion, thirty-one million, one hundred one thousand, one hundred twenty-three".