200402042342 has 4 divisors (see below), whose sum is σ = 300603063516. Its totient is φ = 100201021170.

The previous prime is 200402042297. The next prime is 200402042369. The reversal of 200402042342 is 243240204002.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50100510584 + ... + 50100510587.

It is an arithmetic number, because the mean of its divisors is an integer number (75150765879).

Almost surely, 2^200402042342 is an apocalyptic number.

200402042342 is a deficient number, since it is larger than the sum of its proper divisors (100201021174).

200402042342 is a wasteful number, since it uses less digits than its factorization.

200402042342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100201021173.

The product of its (nonzero) digits is 3072, while the sum is 23.

Adding to 200402042342 its reverse (243240204002), we get a palindrome (443642246344).

The spelling of 200402042342 in words is "two hundred billion, four hundred two million, forty-two thousand, three hundred forty-two".