1012112211110 has 128 divisors (see below), whose sum is σ = 2446778880000. Its totient is φ = 291111045120.

The previous prime is 1012112211109. The next prime is 1012112211119. The reversal of 1012112211110 is 111122112101.

It is a super-2 number, since 2×1012112211110² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012112211119) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 38915891 + ... + 38941889.

It is an arithmetic number, because the mean of its divisors is an integer number (19115460000).

Almost surely, 2^{1012112211110} is an apocalyptic number.

1012112211110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1012112211110 is an abundant number, since it is smaller than the sum of its proper divisors (1434666668890).

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

1012112211110 is a wasteful number, since it uses less digits than its factorization.

1012112211110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29926.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1012112211110 its reverse (111122112101), we get a palindrome (1123234323211).

Subtracting from 1012112211110 its reverse (111122112101), we obtain a palindrome (900990099009).

The spelling of 1012112211110 in words is "one trillion, twelve billion, one hundred twelve million, two hundred eleven thousand, one hundred ten".