101111122211202 has 24 divisors (see below), whose sum is σ = 219075102679680. Its totient is φ = 33703552856760.

The previous prime is 101111122211159. The next prime is 101111122211227. The reversal of 101111122211202 is 202112221111101.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8809674 + ... + 16728197.

It is an arithmetic number, because the mean of its divisors is an integer number (9128129278320).

Almost surely, 2^{101111122211202} is an apocalyptic number.

101111122211202 is an abundant number, since it is smaller than the sum of its proper divisors (117963980468478).

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

101111122211202 is a wasteful number, since it uses less digits than its factorization.

101111122211202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25757838 (or 25757835 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 101111122211202 its reverse (202112221111101), we get a palindrome (303223343322303).

The spelling of 101111122211202 in words is "one hundred one trillion, one hundred eleven billion, one hundred twenty-two million, two hundred eleven thousand, two hundred two".