20433003000 has 128 divisors (see below), whose sum is σ = 63918504000. Its totient is φ = 5434483200.

The previous prime is 20433002981. The next prime is 20433003013. The reversal of 20433003000 is 30033402.

It is a super-2 number, since 2×20433003000² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1158246 + ... + 1175754.

Almost surely, 2^20433003000 is an apocalyptic number.

20433003000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20433003000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31959252000).

20433003000 is an abundant number, since it is smaller than the sum of its proper divisors (43485501000).

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

20433003000 is a wasteful number, since it uses less digits than its factorization.

20433003000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17922 (or 17908 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 15.

Adding to 20433003000 its reverse (30033402), we get a palindrome (20463036402).

The spelling of 20433003000 in words is "twenty billion, four hundred thirty-three million, three thousand".