200312400342 has 8 divisors (see below), whose sum is σ = 400624800696. Its totient is φ = 66770800112.

The previous prime is 200312400283. The next prime is 200312400401. The reversal of 200312400342 is 243004213002.

It is an interprime number because it is at equal distance from previous prime (200312400283) and next prime (200312400401).

It is a sphenic number, since it is the product of 3 distinct primes.

200312400342 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16692700023 + ... + 16692700034.

It is an arithmetic number, because the mean of its divisors is an integer number (50078100087).

Almost surely, 2^200312400342 is an apocalyptic number.

200312400342 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200312400342 is a wasteful number, since it uses less digits than its factorization.

200312400342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33385400062.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 200312400342 its reverse (243004213002), we get a palindrome (443316613344).

The spelling of 200312400342 in words is "two hundred billion, three hundred twelve million, four hundred thousand, three hundred forty-two".