100111212212202 has 64 divisors (see below), whose sum is σ = 230187069561600. Its totient is φ = 32213211226560.

The previous prime is 100111212212201. The next prime is 100111212212239. The reversal of 100111212212202 is 202212212111001.

100111212212202 is a `hidden beast` number, since 100 + 1 + 1 + 121 + 221 + 220 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (100111212212201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1343052 + ... + 14213592.

It is an arithmetic number, because the mean of its divisors is an integer number (3596672961900).

Almost surely, 2^{100111212212202} is an apocalyptic number.

100111212212202 is an abundant number, since it is smaller than the sum of its proper divisors (130075857349398).

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

100111212212202 is a wasteful number, since it uses less digits than its factorization.

100111212212202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12875548 (or 12875542 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 100111212212202 its reverse (202212212111001), we get a palindrome (302323424323203).

The spelling of 100111212212202 in words is "one hundred trillion, one hundred eleven billion, two hundred twelve million, two hundred twelve thousand, two hundred two".