20014002003 has 16 divisors (see below), whose sum is σ = 27354857760. Its totient is φ = 13012015104.

The previous prime is 20014001983. The next prime is 20014002061. The reversal of 20014002003 is 30020041002.

It is not a de Polignac number, because 20014002003 - 2⁶ = 20014001939 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20014002003.

It is not an unprimeable number, because it can be changed into a prime (20014002703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 493926 + ... + 532907.

It is an arithmetic number, because the mean of its divisors is an integer number (1709678610).

Almost surely, 2^20014002003 is an apocalyptic number.

20014002003 is a deficient number, since it is larger than the sum of its proper divisors (7340855757).

20014002003 is a wasteful number, since it uses less digits than its factorization.

20014002003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1026998.

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 20014002003 its reverse (30020041002), we get a palindrome (50034043005).

It can be divided in two parts, 2001 and 4002003, that added together give a palindrome (4004004).

The spelling of 20014002003 in words is "twenty billion, fourteen million, two thousand, three".