20401140003 has 16 divisors (see below), whose sum is σ = 28805062176. Its totient is φ = 12799180800.

The previous prime is 20401139989. The next prime is 20401140013. The reversal of 20401140003 is 30004110402.

It is not a de Polignac number, because 20401140003 - 2⁴ = 20401139987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20401140013) 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, 529803 + ... + 567003.

It is an arithmetic number, because the mean of its divisors is an integer number (1800316386).

Almost surely, 2^20401140003 is an apocalyptic number.

20401140003 is a deficient number, since it is larger than the sum of its proper divisors (8403922173).

20401140003 is a wasteful number, since it uses less digits than its factorization.

20401140003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47974.

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

Adding to 20401140003 its reverse (30004110402), we get a palindrome (50405250405).

The spelling of 20401140003 in words is "twenty billion, four hundred one million, one hundred forty thousand, three".