1121410231331 has 12 divisors (see below), whose sum is σ = 1214380116360. Its totient is φ = 1035086532480.

The previous prime is 1121410231303. The next prime is 1121410231387. The reversal of 1121410231331 is 1331320141211.

It is a de Polignac number, because none of the positive numbers 2^k-1121410231331 is a prime.

It is a super-2 number, since 2×1121410231331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1121410231297 and 1121410231306.

It is not an unprimeable number, because it can be changed into a prime (1121410231531) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2796491 + ... + 3172251.

It is an arithmetic number, because the mean of its divisors is an integer number (101198343030).

Almost surely, 2^{1121410231331} is an apocalyptic number.

1121410231331 is a deficient number, since it is larger than the sum of its proper divisors (92969885029).

1121410231331 is a wasteful number, since it uses less digits than its factorization.

1121410231331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393446 (or 393433 counting only the distinct ones).

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

Adding to 1121410231331 its reverse (1331320141211), we get a palindrome (2452730372542).

The spelling of 1121410231331 in words is "one trillion, one hundred twenty-one billion, four hundred ten million, two hundred thirty-one thousand, three hundred thirty-one".