222020101100 has 72 divisors (see below), whose sum is σ = 553377081600. Its totient is φ = 75738611520.

The previous prime is 222020101073. The next prime is 222020101103. The reversal of 222020101100 is 1101020222.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (222020101103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 657614 + ... + 936213.

It is an arithmetic number, because the mean of its divisors is an integer number (7685792800).

Almost surely, 2^222020101100 is an apocalyptic number.

222020101100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222020101100 is an abundant number, since it is smaller than the sum of its proper divisors (331356980500).

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

222020101100 is a wasteful number, since it uses less digits than its factorization.

222020101100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1594047 (or 1594040 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 222020101100 its reverse (1101020222), we get a palindrome (223121121322).

The spelling of 222020101100 in words is "two hundred twenty-two billion, twenty million, one hundred one thousand, one hundred".