1131202313122 has 16 divisors (see below), whose sum is σ = 1944189074880. Its totient is φ = 483554713968.

The previous prime is 1131202313113. The next prime is 1131202313123. The reversal of 1131202313122 is 2213132021311.

It is a junction number, because it is equal to n+sod(n) for n = 1131202313093 and 1131202313102.

It is not an unprimeable number, because it can be changed into a prime (1131202313123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103850808 + ... + 103861699.

It is an arithmetic number, because the mean of its divisors is an integer number (121511817180).

Almost surely, 2^{1131202313122} is an apocalyptic number.

1131202313122 is a deficient number, since it is larger than the sum of its proper divisors (812986761758).

1131202313122 is a wasteful number, since it uses less digits than its factorization.

1131202313122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207712905.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1131202313122 its reverse (2213132021311), we get a palindrome (3344334334433).

It can be divided in two parts, 113120 and 2313122, that added together give a palindrome (2426242).

The spelling of 1131202313122 in words is "one trillion, one hundred thirty-one billion, two hundred two million, three hundred thirteen thousand, one hundred twenty-two".