22123233143 has 32 divisors (see below), whose sum is σ = 24732076032. Its totient is φ = 19621324800.

The previous prime is 22123233109. The next prime is 22123233149. The reversal of 22123233143 is 34133232122.

It is a happy number.

It is not a de Polignac number, because 22123233143 - 2¹⁶ = 22123167607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22123233149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47782130 + ... + 47782592.

It is an arithmetic number, because the mean of its divisors is an integer number (772877376).

Almost surely, 2^22123233143 is an apocalyptic number.

22123233143 is a deficient number, since it is larger than the sum of its proper divisors (2608842889).

22123233143 is a wasteful number, since it uses less digits than its factorization.

22123233143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055.

The product of its digits is 5184, while the sum is 26.

Adding to 22123233143 its reverse (34133232122), we get a palindrome (56256465265).

The spelling of 22123233143 in words is "twenty-two billion, one hundred twenty-three million, two hundred thirty-three thousand, one hundred forty-three".