203434120022 has 32 divisors (see below), whose sum is σ = 349866915840. Its totient is φ = 86905588320.

The previous prime is 203434120007. The next prime is 203434120027. The reversal of 203434120022 is 220021434302.

It is a self number, because there is not a number n which added to its sum of digits gives 203434120022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203434120027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13768883 + ... + 13783649.

It is an arithmetic number, because the mean of its divisors is an integer number (10933341120).

Almost surely, 2^203434120022 is an apocalyptic number.

203434120022 is a deficient number, since it is larger than the sum of its proper divisors (146432795818).

203434120022 is a wasteful number, since it uses less digits than its factorization.

203434120022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17876.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 203434120022 its reverse (220021434302), we get a palindrome (423455554324).

The spelling of 203434120022 in words is "two hundred three billion, four hundred thirty-four million, one hundred twenty thousand, twenty-two".