1123221002231 has 8 divisors (see below), whose sum is σ = 1127809078704. Its totient is φ = 1118638961280.

The previous prime is 1123221002209. The next prime is 1123221002249. The reversal of 1123221002231 is 1322001223211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1123221002231 - 2¹⁰ = 1123221001207 is a prime.

It is a super-2 number, since 2×1123221002231² (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 (1123221002201) 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, 1135730 + ... + 1880511.

It is an arithmetic number, because the mean of its divisors is an integer number (140976134838).

Almost surely, 2^{1123221002231} is an apocalyptic number.

1123221002231 is a deficient number, since it is larger than the sum of its proper divisors (4588076473).

1123221002231 is a wasteful number, since it uses less digits than its factorization.

1123221002231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3017761.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1123221002231 its reverse (1322001223211), we get a palindrome (2445222225442).

The spelling of 1123221002231 in words is "one trillion, one hundred twenty-three billion, two hundred twenty-one million, two thousand, two hundred thirty-one".