22115554500422 has 8 divisors (see below), whose sum is σ = 33173496303696. Its totient is φ = 11057722399192.

The previous prime is 22115554500409. The next prime is 22115554500427. The reversal of 22115554500422 is 22400545551122.

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

It is a super-2 number, since 2×22115554500422² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22115554500427) 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, 26919653 + ... + 27729024.

It is an arithmetic number, because the mean of its divisors is an integer number (4146687037962).

Almost surely, 2^{22115554500422} is an apocalyptic number.

22115554500422 is a deficient number, since it is larger than the sum of its proper divisors (11057941803274).

22115554500422 is a wasteful number, since it uses less digits than its factorization.

22115554500422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54851022.

The product of its (nonzero) digits is 160000, while the sum is 38.

The spelling of 22115554500422 in words is "twenty-two trillion, one hundred fifteen billion, five hundred fifty-four million, five hundred thousand, four hundred twenty-two".