201323002430 has 16 divisors (see below), whose sum is σ = 395325168624. Its totient is φ = 73208364480.

The previous prime is 201323002417. The next prime is 201323002457. The reversal of 201323002430 is 34200323102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 915104447 + ... + 915104666.

It is an arithmetic number, because the mean of its divisors is an integer number (24707823039).

Almost surely, 2^201323002430 is an apocalyptic number.

201323002430 is a deficient number, since it is larger than the sum of its proper divisors (194002166194).

201323002430 is a wasteful number, since it uses less digits than its factorization.

201323002430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1830209131.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 201323002430 its reverse (34200323102), we get a palindrome (235523325532).

The spelling of 201323002430 in words is "two hundred one billion, three hundred twenty-three million, two thousand, four hundred thirty".