42001204003 has 16 divisors (see below), whose sum is σ = 48630637440. Its totient is φ = 35851024000.

The previous prime is 42001203989. The next prime is 42001204039. The reversal of 42001204003 is 30040210024.

It is not a de Polignac number, because 42001204003 - 2²⁵ = 41967649571 is a prime.

It is a super-2 number, since 2×42001204003² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42001204303) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 189673 + ... + 346378.

It is an arithmetic number, because the mean of its divisors is an integer number (3039414840).

Almost surely, 2^42001204003 is an apocalyptic number.

42001204003 is a deficient number, since it is larger than the sum of its proper divisors (6629433437).

42001204003 is a wasteful number, since it uses less digits than its factorization.

42001204003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536498.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 42001204003 its reverse (30040210024), we get a palindrome (72041414027).

The spelling of 42001204003 in words is "forty-two billion, one million, two hundred four thousand, three".