1131112413122 has 4 divisors (see below), whose sum is σ = 1696668619686. Its totient is φ = 565556206560.

The previous prime is 1131112413097. The next prime is 1131112413139. The reversal of 1131112413122 is 2213142111311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1096169214361 + 34943198761 = 1046981^2 + 186931^2 .

It is a super-2 number, since 2×1131112413122² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282778103279 + ... + 282778103282.

Almost surely, 2^{1131112413122} is an apocalyptic number.

1131112413122 is a deficient number, since it is larger than the sum of its proper divisors (565556206564).

1131112413122 is an equidigital number, since it uses as much as digits as its factorization.

1131112413122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565556206563.

The product of its digits is 288, while the sum is 23.

Adding to 1131112413122 its reverse (2213142111311), we get a palindrome (3344254524433).

The spelling of 1131112413122 in words is "one trillion, one hundred thirty-one billion, one hundred twelve million, four hundred thirteen thousand, one hundred twenty-two".