1123012130311 has 8 divisors (see below), whose sum is σ = 1146921416640. Its totient is φ = 1099103486208.

The previous prime is 1123012130299. The next prime is 1123012130323. The reversal of 1123012130311 is 1130312103211.

It is an interprime number because it is at equal distance from previous prime (1123012130299) and next prime (1123012130323).

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 1123012130311 - 2²³ = 1123003741703 is a prime.

It is a super-2 number, since 2×1123012130311² (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 (1123012140311) 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, 5406895 + ... + 5610751.

It is an arithmetic number, because the mean of its divisors is an integer number (143365177080).

Almost surely, 2^{1123012130311} is an apocalyptic number.

1123012130311 is a deficient number, since it is larger than the sum of its proper divisors (23909286329).

1123012130311 is a wasteful number, since it uses less digits than its factorization.

1123012130311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321113.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1123012130311 its reverse (1130312103211), we get a palindrome (2253324233522).

The spelling of 1123012130311 in words is "one trillion, one hundred twenty-three billion, twelve million, one hundred thirty thousand, three hundred eleven".