11144212023 has 16 divisors (see below), whose sum is σ = 17010604800. Its totient is φ = 6357265536.

The previous prime is 11144212021. The next prime is 11144212067. The reversal of 11144212023 is 32021244111.

It is not a de Polignac number, because 11144212023 - 2¹ = 11144212021 is a prime.

It is a super-2 number, since 2×11144212023² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11144212021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 439698 + ... + 464351.

It is an arithmetic number, because the mean of its divisors is an integer number (1063162800).

Almost surely, 2^11144212023 is an apocalyptic number.

11144212023 is a deficient number, since it is larger than the sum of its proper divisors (5866392777).

11144212023 is an equidigital number, since it uses as much as digits as its factorization.

11144212023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 904646.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 11144212023 its reverse (32021244111), we get a palindrome (43165456134).

The spelling of 11144212023 in words is "eleven billion, one hundred forty-four million, two hundred twelve thousand, twenty-three".