22123200403555 has 8 divisors (see below), whose sum is σ = 27112688154432. Its totient is φ = 17321995209408.

The previous prime is 22123200403541. The next prime is 22123200403607. The reversal of 22123200403555 is 55530400232122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22123200403555 - 2³³ = 22114610468963 is a prime.

It is a super-2 number, since 2×22123200403555² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22123200403555.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47070638922 + ... + 47070639391.

It is an arithmetic number, because the mean of its divisors is an integer number (3389086019304).

Almost surely, 2^{22123200403555} is an apocalyptic number.

22123200403555 is a deficient number, since it is larger than the sum of its proper divisors (4989487750877).

22123200403555 is an equidigital number, since it uses as much as digits as its factorization.

22123200403555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94141278365.

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 22123200403555 its reverse (55530400232122), we get a palindrome (77653600635677).

The spelling of 22123200403555 in words is "twenty-two trillion, one hundred twenty-three billion, two hundred million, four hundred three thousand, five hundred fifty-five".