122503054013 has 4 divisors (see below), whose sum is σ = 122504262720. Its totient is φ = 122501845308.

The previous prime is 122503053977. The next prime is 122503054031. The reversal of 122503054013 is 310450305221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 122503054013 - 2¹⁰ = 122503052989 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 (122503054913) 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, 436853 + ... + 660186.

It is an arithmetic number, because the mean of its divisors is an integer number (30626065680).

Almost surely, 2^122503054013 is an apocalyptic number.

It is an amenable number.

122503054013 is a deficient number, since it is larger than the sum of its proper divisors (1208707).

122503054013 is a wasteful number, since it uses less digits than its factorization.

122503054013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1208706.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 122503054013 its reverse (310450305221), we get a palindrome (432953359234).

The spelling of 122503054013 in words is "one hundred twenty-two billion, five hundred three million, fifty-four thousand, thirteen".