100022002212 has 96 divisors (see below), whose sum is σ = 258009583104. Its totient is φ = 29904940800.

The previous prime is 100022002187. The next prime is 100022002243. The reversal of 100022002212 is 212200220001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8879688 + ... + 8890944.

It is an arithmetic number, because the mean of its divisors is an integer number (2687599824).

Almost surely, 2^100022002212 is an apocalyptic number.

100022002212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100022002212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129004791552).

100022002212 is an abundant number, since it is smaller than the sum of its proper divisors (157987580892).

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

100022002212 is a wasteful number, since it uses less digits than its factorization.

100022002212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12169 (or 12167 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 100022002212 its reverse (212200220001), we get a palindrome (312222222213).

The spelling of 100022002212 in words is "one hundred billion, twenty-two million, two thousand, two hundred twelve".