100312302222 has 24 divisors (see below), whose sum is σ = 237101805720. Its totient is φ = 30397667280.

The previous prime is 100312302199. The next prime is 100312302253. The reversal of 100312302222 is 222203213001.

100312302222 is a `hidden beast` number, since 100 + 312 + 30 + 2 + 222 = 666.

It is a super-2 number, since 2×100312302222² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 100312302195 and 100312302204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 253313697 + ... + 253314092.

It is an arithmetic number, because the mean of its divisors is an integer number (9879241905).

Almost surely, 2^100312302222 is an apocalyptic number.

100312302222 is an abundant number, since it is smaller than the sum of its proper divisors (136789503498).

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

100312302222 is a wasteful number, since it uses less digits than its factorization.

100312302222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506627808 (or 506627805 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 100312302222 its reverse (222203213001), we get a palindrome (322515515223).

The spelling of 100312302222 in words is "one hundred billion, three hundred twelve million, three hundred two thousand, two hundred twenty-two".