201142002403 has 4 divisors (see below), whose sum is σ = 201667177728. Its totient is φ = 200616827080.

The previous prime is 201142002389. The next prime is 201142002409. The reversal of 201142002403 is 304200241102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 201142002403 - 2⁵ = 201142002371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201142002409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262587088 + ... + 262587853.

It is an arithmetic number, because the mean of its divisors is an integer number (50416794432).

Almost surely, 2^201142002403 is an apocalyptic number.

201142002403 is a deficient number, since it is larger than the sum of its proper divisors (525175325).

201142002403 is an equidigital number, since it uses as much as digits as its factorization.

201142002403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525175324.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 201142002403 its reverse (304200241102), we get a palindrome (505342243505).

The spelling of 201142002403 in words is "two hundred one billion, one hundred forty-two million, two thousand, four hundred three".