200243442134 has 16 divisors (see below), whose sum is σ = 300755682528. Its totient is φ = 99991599552.

The previous prime is 200243442103. The next prime is 200243442181. The reversal of 200243442134 is 431244342002.

It is a super-2 number, since 2×200243442134² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200243442097 and 200243442106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10347932 + ... + 10367264.

It is an arithmetic number, because the mean of its divisors is an integer number (18797230158).

Almost surely, 2^200243442134 is an apocalyptic number.

200243442134 is a deficient number, since it is larger than the sum of its proper divisors (100512240394).

200243442134 is a wasteful number, since it uses less digits than its factorization.

200243442134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25799.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 200243442134 its reverse (431244342002), we get a palindrome (631487784136).

The spelling of 200243442134 in words is "two hundred billion, two hundred forty-three million, four hundred forty-two thousand, one hundred thirty-four".