100212220212102 has 48 divisors (see below), whose sum is σ = 217792651873680. Its totient is φ = 33301620750336.

The previous prime is 100212220212079. The next prime is 100212220212119. The reversal of 100212220212102 is 201212022212001.

It is a happy number.

100212220212102 is a `hidden beast` number, since 1 + 0 + 0 + 212 + 220 + 21 + 210 + 2 = 666.

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

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, 32197174 + ... + 35172182.

It is an arithmetic number, because the mean of its divisors is an integer number (4537346914035).

Almost surely, 2^{100212220212102} is an apocalyptic number.

100212220212102 is an abundant number, since it is smaller than the sum of its proper divisors (117580431661578).

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

100212220212102 is a wasteful number, since it uses less digits than its factorization.

100212220212102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2980757 (or 2980754 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 100212220212102 its reverse (201212022212001), we get a palindrome (301424242424103).

The spelling of 100212220212102 in words is "one hundred trillion, two hundred twelve billion, two hundred twenty million, two hundred twelve thousand, one hundred two".