1131312231122 has 16 divisors (see below), whose sum is σ = 1698035616000. Its totient is φ = 565300440000.

The previous prime is 1131312231097. The next prime is 1131312231149. The reversal of 1131312231122 is 2211322131311.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39334247 + ... + 39362997.

It is an arithmetic number, because the mean of its divisors is an integer number (106127226000).

Almost surely, 2^{1131312231122} is an apocalyptic number.

1131312231122 is a deficient number, since it is larger than the sum of its proper divisors (566723384878).

1131312231122 is a wasteful number, since it uses less digits than its factorization.

1131312231122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40441.

The product of its digits is 432, while the sum is 23.

Adding to 1131312231122 its reverse (2211322131311), we get a palindrome (3342634362433).

The spelling of 1131312231122 in words is "one trillion, one hundred thirty-one billion, three hundred twelve million, two hundred thirty-one thousand, one hundred twenty-two".