20010144003 has 32 divisors (see below), whose sum is σ = 28102803456. Its totient is φ = 12640053888.

The previous prime is 20010143983. The next prime is 20010144019. The reversal of 20010144003 is 30044101002.

It is not a de Polignac number, because 20010144003 - 2⁵ = 20010143971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20010144503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7473501 + ... + 7476177.

It is an arithmetic number, because the mean of its divisors is an integer number (878212608).

Almost surely, 2^20010144003 is an apocalyptic number.

20010144003 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

20010144003 is a deficient number, since it is larger than the sum of its proper divisors (8092659453).

20010144003 is a wasteful number, since it uses less digits than its factorization.

20010144003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3683.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 20010144003 its reverse (30044101002), we get a palindrome (50054245005).

The spelling of 20010144003 in words is "twenty billion, ten million, one hundred forty-four thousand, three".