104220221100 has 72 divisors (see below), whose sum is σ = 302066947728. Its totient is φ = 27743846400.

The previous prime is 104220221081. The next prime is 104220221101. The reversal of 104220221100 is 1122022401.

It is a super-2 number, since 2×104220221100² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 104220221100.

It is not an unprimeable number, because it can be changed into a prime (104220221101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 127941 + ... + 474140.

It is an arithmetic number, because the mean of its divisors is an integer number (4195374274).

Almost surely, 2^104220221100 is an apocalyptic number.

104220221100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104220221100 is an abundant number, since it is smaller than the sum of its proper divisors (197846726628).

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

104220221100 is a wasteful number, since it uses less digits than its factorization.

104220221100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602675 (or 602668 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 104220221100 its reverse (1122022401), we get a palindrome (105342243501).

The spelling of 104220221100 in words is "one hundred four billion, two hundred twenty million, two hundred twenty-one thousand, one hundred".