22100223042 has 48 divisors (see below), whose sum is σ = 48235756608. Its totient is φ = 7312731360.

The previous prime is 22100223029. The next prime is 22100223077. The reversal of 22100223042 is 24032200122.

It is a super-3 number, since 3×22100223042³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2121667 + ... + 2132057.

It is an arithmetic number, because the mean of its divisors is an integer number (1004911596).

Almost surely, 2^22100223042 is an apocalyptic number.

22100223042 is an abundant number, since it is smaller than the sum of its proper divisors (26135533566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22100223042 is a wasteful number, since it uses less digits than its factorization.

22100223042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11255 (or 11252 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 22100223042 its reverse (24032200122), we get a palindrome (46132423164).

The spelling of 22100223042 in words is "twenty-two billion, one hundred million, two hundred twenty-three thousand, forty-two".