30222221100 has 36 divisors (see below), whose sum is σ = 87442960584. Its totient is φ = 8059258880.

The previous prime is 30222221069. The next prime is 30222221131. The reversal of 30222221100 is 112222203.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (30222221069) and next prime (30222221131).

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 30222221100.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50370069 + ... + 50370668.

Almost surely, 2^30222221100 is an apocalyptic number.

30222221100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30222221100 is an abundant number, since it is smaller than the sum of its proper divisors (57220739484).

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

30222221100 is a wasteful number, since it uses less digits than its factorization.

30222221100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100740754 (or 100740747 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 30222221100 its reverse (112222203), we get a palindrome (30334443303).

The spelling of 30222221100 in words is "thirty billion, two hundred twenty-two million, two hundred twenty-one thousand, one hundred".