200400130120242 has 64 divisors (see below), whose sum is σ = 431782798841856. Its totient is φ = 61639902858240.

The previous prime is 200400130120231. The next prime is 200400130120243. The reversal of 200400130120242 is 242021031004002.

It is not an unprimeable number, because it can be changed into a prime (200400130120243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5555387118 + ... + 5555423190.

It is an arithmetic number, because the mean of its divisors is an integer number (6746606231904).

Almost surely, 2^{200400130120242} is an apocalyptic number.

200400130120242 is an abundant number, since it is smaller than the sum of its proper divisors (231382668721614).

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

200400130120242 is a wasteful number, since it uses less digits than its factorization.

200400130120242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59155.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 200400130120242 its reverse (242021031004002), we get a palindrome (442421161124244).

The spelling of 200400130120242 in words is "two hundred trillion, four hundred billion, one hundred thirty million, one hundred twenty thousand, two hundred forty-two".