10112121110 has 64 divisors (see below), whose sum is σ = 22416307200. Its totient is φ = 3198310272.

The previous prime is 10112121109. The next prime is 10112121133. The reversal of 10112121110 is 1112121101.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10112121091 and 10112121100.

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, 2235431 + ... + 2239949.

It is an arithmetic number, because the mean of its divisors is an integer number (350254800).

Almost surely, 2^10112121110 is an apocalyptic number.

10112121110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10112121110 is an abundant number, since it is smaller than the sum of its proper divisors (12304186090).

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

10112121110 is a wasteful number, since it uses less digits than its factorization.

10112121110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7005.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 10112121110 its reverse (1112121101), we get a palindrome (11224242211).

Subtracting from 10112121110 its reverse (1112121101), we obtain a palindrome (9000000009).

The spelling of 10112121110 in words is "ten billion, one hundred twelve million, one hundred twenty-one thousand, one hundred ten".