122554402121003 has 4 divisors (see below), whose sum is σ = 122555090540160. Its totient is φ = 122553713701848.

The previous prime is 122554402120993. The next prime is 122554402121023. The reversal of 122554402121003 is 300121204455221.

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 122554402121003 - 2⁴ = 122554402120987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122554402121023) 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, 343942475 + ... + 344298612.

It is an arithmetic number, because the mean of its divisors is an integer number (30638772635040).

Almost surely, 2^{122554402121003} is an apocalyptic number.

122554402121003 is a deficient number, since it is larger than the sum of its proper divisors (688419157).

122554402121003 is an equidigital number, since it uses as much as digits as its factorization.

122554402121003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688419156.

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 122554402121003 its reverse (300121204455221), we get a palindrome (422675606576224).

The spelling of 122554402121003 in words is "one hundred twenty-two trillion, five hundred fifty-four billion, four hundred two million, one hundred twenty-one thousand, three".