20043300442 has 16 divisors (see below), whose sum is σ = 32800328064. Its totient is φ = 9109980000.

The previous prime is 20043300427. The next prime is 20043300457. The reversal of 20043300442 is 24400334002.

It is an interprime number because it is at equal distance from previous prime (20043300427) and next prime (20043300457).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 549967 + ... + 585277.

It is an arithmetic number, because the mean of its divisors is an integer number (2050020504).

Almost surely, 2^20043300442 is an apocalyptic number.

20043300442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20043300442 is a deficient number, since it is larger than the sum of its proper divisors (12757027622).

20043300442 is a wasteful number, since it uses less digits than its factorization.

20043300442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61125.

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 20043300442 its reverse (24400334002), we get a palindrome (44443634444).

The spelling of 20043300442 in words is "twenty billion, forty-three million, three hundred thousand, four hundred forty-two".