100211222122212 has 12 divisors (see below), whose sum is σ = 233826184951856. Its totient is φ = 33403740707400.

The previous prime is 100211222122183. The next prime is 100211222122303. The reversal of 100211222122212 is 212221222112001.

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

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, 4175467588414 + ... + 4175467588437.

Almost surely, 2^{100211222122212} is an apocalyptic number.

100211222122212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100211222122212 is an abundant number, since it is smaller than the sum of its proper divisors (133614962829644).

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

100211222122212 is a wasteful number, since it uses less digits than its factorization.

100211222122212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8350935176858 (or 8350935176856 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 100211222122212 its reverse (212221222112001), we get a palindrome (312432444234213).

The spelling of 100211222122212 in words is "one hundred trillion, two hundred eleven billion, two hundred twenty-two million, one hundred twenty-two thousand, two hundred twelve".