30221222303100 has 72 divisors (see below), whose sum is σ = 90455244712560. Its totient is φ = 7781096314880.

The previous prime is 30221222303099. The next prime is 30221222303117. The reversal of 30221222303100 is 130322212203.

It is a happy number.

It is a super-2 number, since 2×30221222303100² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1736843157 + ... + 1736860556.

It is an arithmetic number, because the mean of its divisors is an integer number (1256322843230).

Almost surely, 2^{30221222303100} is an apocalyptic number.

30221222303100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30221222303100 is an abundant number, since it is smaller than the sum of its proper divisors (60234022409460).

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

30221222303100 is a wasteful number, since it uses less digits than its factorization.

30221222303100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3473703759 (or 3473703752 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 30221222303100 its reverse (130322212203), we get a palindrome (30351544515303).

The spelling of 30221222303100 in words is "thirty trillion, two hundred twenty-one billion, two hundred twenty-two million, three hundred three thousand, one hundred".