102211120212112 has 40 divisors (see below), whose sum is σ = 200494593524736. Its totient is φ = 50471038294656.

The previous prime is 102211120212109. The next prime is 102211120212137. The reversal of 102211120212112 is 211212021112201.

It is a happy number.

It is a super-3 number, since 3×102211120212112³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 102211120212112.

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, 10753623 + ... + 17890294.

Almost surely, 2^{102211120212112} is an apocalyptic number.

It is an amenable number.

102211120212112 is a deficient number, since it is larger than the sum of its proper divisors (98283473312624).

102211120212112 is a wasteful number, since it uses less digits than its factorization.

102211120212112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28646695 (or 28646689 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 102211120212112 its reverse (211212021112201), we get a palindrome (313423141324313).

The spelling of 102211120212112 in words is "one hundred two trillion, two hundred eleven billion, one hundred twenty million, two hundred twelve thousand, one hundred twelve".