200434142421011 has 4 divisors (see below), whose sum is σ = 200442467159232. Its totient is φ = 200425817682792.

The previous prime is 200434142420951. The next prime is 200434142421041. The reversal of 200434142421011 is 110124241434002.

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

It is a cyclic number.

It is not a de Polignac number, because 200434142421011 - 2¹⁸ = 200434142158867 is a prime.

It is a super-2 number, since 2×200434142421011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200434142421041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4162332995 + ... + 4162381148.

It is an arithmetic number, because the mean of its divisors is an integer number (50110616789808).

Almost surely, 2^{200434142421011} is an apocalyptic number.

200434142421011 is a deficient number, since it is larger than the sum of its proper divisors (8324738221).

200434142421011 is an equidigital number, since it uses as much as digits as its factorization.

200434142421011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8324738220.

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 200434142421011 its reverse (110124241434002), we get a palindrome (310558383855013).

The spelling of 200434142421011 in words is "two hundred trillion, four hundred thirty-four billion, one hundred forty-two million, four hundred twenty-one thousand, eleven".