203426035234 has 16 divisors (see below), whose sum is σ = 305962745400. Its totient is φ = 101438521344.

The previous prime is 203426035231. The next prime is 203426035243. The reversal of 203426035234 is 432530624302.

It can be written as a sum of positive squares in 4 ways, for example, as 129416465025 + 74009570209 = 359745^2 + 272047^2 .

It is a super-2 number, since 2×203426035234² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 203426035234.

It is not an unprimeable number, because it can be changed into a prime (203426035231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9550204 + ... + 9571480.

Almost surely, 2^203426035234 is an apocalyptic number.

203426035234 is a deficient number, since it is larger than the sum of its proper divisors (102536710166).

203426035234 is a wasteful number, since it uses less digits than its factorization.

203426035234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33957.

The product of its (nonzero) digits is 103680, while the sum is 34.

Adding to 203426035234 its reverse (432530624302), we get a palindrome (635956659536).

The spelling of 203426035234 in words is "two hundred three billion, four hundred twenty-six million, thirty-five thousand, two hundred thirty-four".