1123002311031 has 24 divisors (see below), whose sum is σ = 1677094615040. Its totient is φ = 723369301200.

The previous prime is 1123002310999. The next prime is 1123002311047. The reversal of 1123002311031 is 1301132003211.

It is not a de Polignac number, because 1123002311031 - 2⁵ = 1123002310999 is a prime.

It is a super-3 number, since 3×1123002311031³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1123002310995 and 1123002311013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123002311731) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3013411 + ... + 3365508.

Almost surely, 2^{1123002311031} is an apocalyptic number.

1123002311031 is a deficient number, since it is larger than the sum of its proper divisors (554092304009).

1123002311031 is a wasteful number, since it uses less digits than its factorization.

1123002311031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6379587 (or 6379584 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1123002311031 its reverse (1301132003211), we get a palindrome (2424134314242).

The spelling of 1123002311031 in words is "one trillion, one hundred twenty-three billion, two million, three hundred eleven thousand, thirty-one".