100211002111212 has 24 divisors (see below), whose sum is σ = 233873072029296. Its totient is φ = 33396895879488.

The previous prime is 100211002111169. The next prime is 100211002111223. The reversal of 100211002111212 is 212111200112001.

It is a happy number.

It is a super-2 number, since 2×100211002111212² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100211002111191 and 100211002111200.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 846374703 + ... + 846493094.

It is an arithmetic number, because the mean of its divisors is an integer number (9744711334554).

Almost surely, 2^{100211002111212} is an apocalyptic number.

100211002111212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100211002111212 is an abundant number, since it is smaller than the sum of its proper divisors (133662069918084).

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

100211002111212 is a wasteful number, since it uses less digits than its factorization.

100211002111212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1692872737 (or 1692872735 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 100211002111212 its reverse (212111200112001), we get a palindrome (312322202223213).

The spelling of 100211002111212 in words is "one hundred trillion, two hundred eleven billion, two million, one hundred eleven thousand, two hundred twelve".