10112101122222 has 64 divisors (see below), whose sum is σ = 25804404806400. Its totient is φ = 2902995534240.

The previous prime is 10112101122199. The next prime is 10112101122301. The reversal of 10112101122222 is 22222110121101.

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

It is a junction number, because it is equal to n+sod(n) for n = 10112101122195 and 10112101122204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 447981853 + ... + 448004424.

It is an arithmetic number, because the mean of its divisors is an integer number (403193825100).

Almost surely, 2^{10112101122222} is an apocalyptic number.

10112101122222 is an abundant number, since it is smaller than the sum of its proper divisors (15692303684178).

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

10112101122222 is a wasteful number, since it uses less digits than its factorization.

10112101122222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 895986318 (or 895986312 counting only the distinct ones).

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

Adding to 10112101122222 its reverse (22222110121101), we get a palindrome (32334211243323).

The spelling of 10112101122222 in words is "ten trillion, one hundred twelve billion, one hundred one million, one hundred twenty-two thousand, two hundred twenty-two".