1121122210112 has 14 divisors (see below), whose sum is σ = 2224726885818.
Its totient is φ = 560561105024.
The previous prime is 1121122210057. The next prime is 1121122210133. The reversal of 1121122210112 is 2110122211211.
Adding to 1121122210112 its reverse (2110122211211), we get a palindrome (3231244421323).
It can be written as a sum of positive squares in only one way, i.e., 1078972477696 + 42149732416 = 1038736^2 + 205304^2
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8758767203 + ... + 8758767330.
Almost surely, 21121122210112 is an apocalyptic number.
It is an amenable number.
1121122210112 is a deficient number, since it is larger than the sum of its proper divisors (1103604675706).
1121122210112 is an equidigital number, since it uses as much as digits as its factorization.
1121122210112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17517534545 (or 17517534535 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 17.
The spelling of 1121122210112 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-two million, two hundred ten thousand, one hundred twelve".