30202222222100 has 18 divisors (see below), whose sum is σ = 65538822222174. Its totient is φ = 12080888888800.

The previous prime is 30202222222091. The next prime is 30202222222121. The reversal of 30202222222100 is 122222220203.

It can be written as a sum of positive squares in 3 ways, for example, as 61617139984 + 30140605082116 = 248228^2 + 5490046^2 .

It is a super-2 number, since 2×30202222222100² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 151011111011 + ... + 151011111210.

Almost surely, 2^{30202222222100} is an apocalyptic number.

It is an amenable number.

30202222222100 is an abundant number, since it is smaller than the sum of its proper divisors (35336600000074).

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

30202222222100 is a wasteful number, since it uses less digits than its factorization.

30202222222100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302022222235 (or 302022222228 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 30202222222100 its reverse (122222220203), we get a palindrome (30324444442303).

The spelling of 30202222222100 in words is "thirty trillion, two hundred two billion, two hundred twenty-two million, two hundred twenty-two thousand, one hundred".