203111044234 has 32 divisors (see below), whose sum is σ = 357651605376. Its totient is φ = 84682946880.

The previous prime is 203111044217. The next prime is 203111044291. The reversal of 203111044234 is 432440111302.

It is a junction number, because it is equal to n+sod(n) for n = 203111044199 and 203111044208.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4271092 + ... + 4318384.

It is an arithmetic number, because the mean of its divisors is an integer number (11176612668).

Almost surely, 2^203111044234 is an apocalyptic number.

203111044234 is a deficient number, since it is larger than the sum of its proper divisors (154540561142).

203111044234 is a wasteful number, since it uses less digits than its factorization.

203111044234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55630.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 203111044234 its reverse (432440111302), we get a palindrome (635551155536).

The spelling of 203111044234 in words is "two hundred three billion, one hundred eleven million, forty-four thousand, two hundred thirty-four".