10111210111112 has 64 divisors (see below), whose sum is σ = 20900334873600. Its totient is φ = 4547513456640.

The previous prime is 10111210111109. The next prime is 10111210111117. The reversal of 10111210111112 is 21111101211101.

It is a super-2 number, since 2×10111210111112² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10111210111117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35358818 + ... + 35643630.

It is an arithmetic number, because the mean of its divisors is an integer number (326567732400).

Almost surely, 2^{10111210111112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10111210111112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10450167436800).

10111210111112 is an abundant number, since it is smaller than the sum of its proper divisors (10789124762488).

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

10111210111112 is a wasteful number, since it uses less digits than its factorization.

10111210111112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289086 (or 289082 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 14.

Adding to 10111210111112 its reverse (21111101211101), we get a palindrome (31222311322213).

The spelling of 10111210111112 in words is "ten trillion, one hundred eleven billion, two hundred ten million, one hundred eleven thousand, one hundred twelve".