203342213403 has 32 divisors (see below), whose sum is σ = 349421688320. Its totient is φ = 114461281440.

The previous prime is 203342213381. The next prime is 203342213491. The reversal of 203342213403 is 304312243302.

203342213403 is a `hidden beast` number, since 2 + 0 + 3 + 3 + 42 + 213 + 403 = 666.

It is not a de Polignac number, because 203342213403 - 2¹² = 203342209307 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203342213803) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8016328 + ... + 8041653.

It is an arithmetic number, because the mean of its divisors is an integer number (10919427760).

Almost surely, 2^203342213403 is an apocalyptic number.

203342213403 is a deficient number, since it is larger than the sum of its proper divisors (146079474917).

203342213403 is a wasteful number, since it uses less digits than its factorization.

203342213403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16058064 (or 16058058 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 203342213403 its reverse (304312243302), we get a palindrome (507654456705).

The spelling of 203342213403 in words is "two hundred three billion, three hundred forty-two million, two hundred thirteen thousand, four hundred three".