122103203030111 has 4 divisors (see below), whose sum is σ = 122195635433424. Its totient is φ = 122010770626800.

The previous prime is 122103203030021. The next prime is 122103203030167. The reversal of 122103203030111 is 111030302301221.

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 122103203030111 - 2³⁰ = 122102129288287 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 (122103203033111) 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, 46216199675 + ... + 46216202316.

It is an arithmetic number, because the mean of its divisors is an integer number (30548908858356).

Almost surely, 2^{122103203030111} is an apocalyptic number.

122103203030111 is a deficient number, since it is larger than the sum of its proper divisors (92432403313).

122103203030111 is an equidigital number, since it uses as much as digits as its factorization.

122103203030111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92432403312.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 122103203030111 its reverse (111030302301221), we get a palindrome (233133505331332).

The spelling of 122103203030111 in words is "one hundred twenty-two trillion, one hundred three billion, two hundred three million, thirty thousand, one hundred eleven".