1120233203231 has 4 divisors (see below), whose sum is σ = 1120724320464. Its totient is φ = 1119742086000.

The previous prime is 1120233203227. The next prime is 1120233203239. The reversal of 1120233203231 is 1323023320211.

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

It is a cyclic number.

It is not a de Polignac number, because 1120233203231 - 2² = 1120233203227 is a prime.

It is a super-2 number, since 2×1120233203231² (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 = 1120233203197 and 1120233203206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120233203239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245555195 + ... + 245559756.

It is an arithmetic number, because the mean of its divisors is an integer number (280181080116).

Almost surely, 2^{1120233203231} is an apocalyptic number.

1120233203231 is a deficient number, since it is larger than the sum of its proper divisors (491117233).

1120233203231 is an equidigital number, since it uses as much as digits as its factorization.

1120233203231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491117232.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1120233203231 its reverse (1323023320211), we get a palindrome (2443256523442).

The spelling of 1120233203231 in words is "one trillion, one hundred twenty billion, two hundred thirty-three million, two hundred three thousand, two hundred thirty-one".