20223443000 has 32 divisors (see below), whose sum is σ = 47322858960. Its totient is φ = 8089376800.

The previous prime is 20223442997. The next prime is 20223443029. The reversal of 20223443000 is 34432202.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10110722 + ... + 10112721.

Almost surely, 2^20223443000 is an apocalyptic number.

20223443000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20223443000 is an abundant number, since it is smaller than the sum of its proper divisors (27099415960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20223443000 is a wasteful number, since it uses less digits than its factorization.

20223443000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20223464 (or 20223450 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 20223443000 its reverse (34432202), we get a palindrome (20257875202).

The spelling of 20223443000 in words is "twenty billion, two hundred twenty-three million, four hundred forty-three thousand".