200434442111025 has 24 divisors (see below), whose sum is σ = 331411824312480. Its totient is φ = 106889698151040.

The previous prime is 200434442111021. The next prime is 200434442111047. The reversal of 200434442111025 is 520111244434002.

It is not a de Polignac number, because 200434442111025 - 2² = 200434442111021 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200434442111021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 107456347 + ... + 109305696.

It is an arithmetic number, because the mean of its divisors is an integer number (13808826013020).

Almost surely, 2^{200434442111025} is an apocalyptic number.

200434442111025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

200434442111025 is a deficient number, since it is larger than the sum of its proper divisors (130977382201455).

200434442111025 is a wasteful number, since it uses less digits than its factorization.

200434442111025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216774385 (or 216774380 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 33.

Adding to 200434442111025 its reverse (520111244434002), we get a palindrome (720545686545027).

The spelling of 200434442111025 in words is "two hundred trillion, four hundred thirty-four billion, four hundred forty-two million, one hundred eleven thousand, twenty-five".