22221022301100 has 216 divisors, whose sum is σ = 81752009390688. Its totient is φ = 4941818035200.

The previous prime is 22221022301083. The next prime is 22221022301119. The reversal of 22221022301100 is 110322012222.

22221022301100 is a `hidden beast` number, since 2 + 222 + 102 + 230 + 110 + 0 = 666.

It is a super-2 number, since 2×22221022301100² (a number of 27 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 47431041 + ... + 47897240.

Almost surely, 2^{22221022301100} is an apocalyptic number.

22221022301100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22221022301100 is an abundant number, since it is smaller than the sum of its proper divisors (59530987089588).

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

22221022301100 is a wasteful number, since it uses less digits than its factorization.

22221022301100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95328345 (or 95328335 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 22221022301100 its reverse (110322012222), we get a palindrome (22331344313322).

The spelling of 22221022301100 in words is "twenty-two trillion, two hundred twenty-one billion, twenty-two million, three hundred one thousand, one hundred".