1121233030231 has 36 divisors (see below), whose sum is σ = 1236514545000. Its totient is φ = 1015341364800.

The previous prime is 1121233030223. The next prime is 1121233030241. The reversal of 1121233030231 is 1320303321211.

It is not a de Polignac number, because 1121233030231 - 2³ = 1121233030223 is a prime.

It is a super-2 number, since 2×1121233030231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121233030241) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 106789020 + ... + 106799518.

It is an arithmetic number, because the mean of its divisors is an integer number (34347626250).

Almost surely, 2^{1121233030231} is an apocalyptic number.

1121233030231 is a deficient number, since it is larger than the sum of its proper divisors (115281514769).

1121233030231 is a wasteful number, since it uses less digits than its factorization.

1121233030231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10768 (or 10648 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1121233030231 its reverse (1320303321211), we get a palindrome (2441536351442).

The spelling of 1121233030231 in words is "one trillion, one hundred twenty-one billion, two hundred thirty-three million, thirty thousand, two hundred thirty-one".