1131022330223 has 4 divisors (see below), whose sum is σ = 1131041824128. Its totient is φ = 1131002836320.

The previous prime is 1131022330201. The next prime is 1131022330279. The reversal of 1131022330223 is 3220332201311.

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 1131022330223 - 2³⁶ = 1062302853487 is a prime.

It is a super-2 number, since 2×1131022330223² (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 (1131022338223) 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, 9659663 + ... + 9776048.

It is an arithmetic number, because the mean of its divisors is an integer number (282760456032).

Almost surely, 2^{1131022330223} is an apocalyptic number.

1131022330223 is a deficient number, since it is larger than the sum of its proper divisors (19493905).

1131022330223 is an equidigital number, since it uses as much as digits as its factorization.

1131022330223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19493904.

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

Adding to 1131022330223 its reverse (3220332201311), we get a palindrome (4351354531534).

The spelling of 1131022330223 in words is "one trillion, one hundred thirty-one billion, twenty-two million, three hundred thirty thousand, two hundred twenty-three".