23443021022 has 4 divisors (see below), whose sum is σ = 35164531536. Its totient is φ = 11721510510.

The previous prime is 23443020949. The next prime is 23443021027. The reversal of 23443021022 is 22012034432.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23443021027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5860755254 + ... + 5860755257.

It is an arithmetic number, because the mean of its divisors is an integer number (8791132884).

Almost surely, 2^23443021022 is an apocalyptic number.

23443021022 is a deficient number, since it is larger than the sum of its proper divisors (11721510514).

23443021022 is a wasteful number, since it uses less digits than its factorization.

23443021022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11721510513.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 23443021022 its reverse (22012034432), we get a palindrome (45455055454).

The spelling of 23443021022 in words is "twenty-three billion, four hundred forty-three million, twenty-one thousand, twenty-two".