1123223231001 has 16 divisors (see below), whose sum is σ = 1534190954688. Its totient is φ = 730536268800.

The previous prime is 1123223230967. The next prime is 1123223231029. The reversal of 1123223231001 is 1001323223211.

It is not a de Polignac number, because 1123223231001 - 2³⁹ = 573467417113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1123223231041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10230286 + ... + 10339496.

It is an arithmetic number, because the mean of its divisors is an integer number (95886934668).

Almost surely, 2^{1123223231001} is an apocalyptic number.

It is an amenable number.

1123223231001 is a deficient number, since it is larger than the sum of its proper divisors (410967723687).

1123223231001 is a wasteful number, since it uses less digits than its factorization.

1123223231001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192872.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1123223231001 its reverse (1001323223211), we get a palindrome (2124546454212).

The spelling of 1123223231001 in words is "one trillion, one hundred twenty-three billion, two hundred twenty-three million, two hundred thirty-one thousand, one".