100202222212212 has 12 divisors (see below), whose sum is σ = 233805185161856. Its totient is φ = 33400740737400.

The previous prime is 100202222212093. The next prime is 100202222212223. The reversal of 100202222212212 is 212212222202001.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4175092592164 + ... + 4175092592187.

Almost surely, 2^{100202222212212} is an apocalyptic number.

100202222212212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100202222212212 is an abundant number, since it is smaller than the sum of its proper divisors (133602962949644).

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

100202222212212 is a wasteful number, since it uses less digits than its factorization.

100202222212212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8350185184358 (or 8350185184356 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 100202222212212 its reverse (212212222202001), we get a palindrome (312414444414213).

The spelling of 100202222212212 in words is "one hundred trillion, two hundred two billion, two hundred twenty-two million, two hundred twelve thousand, two hundred twelve".