11001442023 has 24 divisors (see below), whose sum is σ = 18669115920. Its totient is φ = 6154652160.

The previous prime is 11001442019. The next prime is 11001442031. The reversal of 11001442023 is 32024410011.

It is not a de Polignac number, because 11001442023 - 2² = 11001442019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11001441987 and 11001442005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001442013) 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, 4272778 + ... + 4275351.

It is an arithmetic number, because the mean of its divisors is an integer number (777879830).

Almost surely, 2^11001442023 is an apocalyptic number.

11001442023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11001442023 is a deficient number, since it is larger than the sum of its proper divisors (7667673897).

11001442023 is a wasteful number, since it uses less digits than its factorization.

11001442023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8548159 (or 8548156 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 11001442023 its reverse (32024410011), we get a palindrome (43025852034).

The spelling of 11001442023 in words is "eleven billion, one million, four hundred forty-two thousand, twenty-three".