100222111012012 has 24 divisors (see below), whose sum is σ = 191533890380112. Its totient is φ = 45507702777600.

The previous prime is 100222111011983. The next prime is 100222111012031. The reversal of 100222111012012 is 210210111222001.

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, 1195013289 + ... + 1195097152.

It is an arithmetic number, because the mean of its divisors is an integer number (7980578765838).

Almost surely, 2^{100222111012012} is an apocalyptic number.

It is an amenable number.

100222111012012 is a deficient number, since it is larger than the sum of its proper divisors (91311779368100).

100222111012012 is a wasteful number, since it uses less digits than its factorization.

100222111012012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2390111409 (or 2390111407 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 100222111012012 its reverse (210210111222001), we get a palindrome (310432222234013).

The spelling of 100222111012012 in words is "one hundred trillion, two hundred twenty-two billion, one hundred eleven million, twelve thousand, twelve".