203402012110 has 64 divisors (see below), whose sum is σ = 401923710720. Its totient is φ = 73499019520.

The previous prime is 203402012081. The next prime is 203402012119. The reversal of 203402012110 is 11210204302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203402012119) 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 31 ways as a sum of consecutive naturals, for example, 37546122 + ... + 37551538.

It is an arithmetic number, because the mean of its divisors is an integer number (6280057980).

Almost surely, 2^203402012110 is an apocalyptic number.

203402012110 is a deficient number, since it is larger than the sum of its proper divisors (198521698610).

203402012110 is a wasteful number, since it uses less digits than its factorization.

203402012110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7521.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 203402012110 its reverse (11210204302), we get a palindrome (214612216412).

The spelling of 203402012110 in words is "two hundred three billion, four hundred two million, twelve thousand, one hundred ten".