22345303121555 has 16 divisors (see below), whose sum is σ = 28225763155200. Its totient is φ = 16935317364960.

The previous prime is 22345303121543. The next prime is 22345303121597. The reversal of 22345303121555 is 55512130354322.

It is not a de Polignac number, because 22345303121555 - 2⁸ = 22345303121299 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40988756 + ... + 41530334.

It is an arithmetic number, because the mean of its divisors is an integer number (1764110197200).

Almost surely, 2^{22345303121555} is an apocalyptic number.

22345303121555 is a deficient number, since it is larger than the sum of its proper divisors (5880460033645).

22345303121555 is a wasteful number, since it uses less digits than its factorization.

22345303121555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 975914.

The product of its (nonzero) digits is 540000, while the sum is 41.

Adding to 22345303121555 its reverse (55512130354322), we get a palindrome (77857433475877).

The spelling of 22345303121555 in words is "twenty-two trillion, three hundred forty-five billion, three hundred three million, one hundred twenty-one thousand, five hundred fifty-five".