2023111144 has 16 divisors (see below), whose sum is σ = 3793879620. Its totient is φ = 1011409920.

The previous prime is 2023111117. The next prime is 2023111147. The reversal of 2023111144 is 4411113202.

It can be written as a sum of positive squares in 2 ways, for example, as 2001488644 + 21622500 = 44738^2 + 4650^2 .

It is not an unprimeable number, because it can be changed into a prime (2023111147) 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, 61192 + ... + 88264.

Almost surely, 2^2023111144 is an apocalyptic number.

It is an amenable number.

2023111144 is a deficient number, since it is larger than the sum of its proper divisors (1770768476).

2023111144 is a wasteful number, since it uses less digits than its factorization.

2023111144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36420 (or 36416 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 2023111144 is about 44979.0078147573. The cubic root of 2023111144 is about 1264.7555119167.

Adding to 2023111144 its reverse (4411113202), we get a palindrome (6434224346).

It can be divided in two parts, 20231 and 11144, that added together give a triangular number (31375 = T₂₅₀).

The spelling of 2023111144 in words is "two billion, twenty-three million, one hundred eleven thousand, one hundred forty-four".