203223202142 has 8 divisors (see below), whose sum is σ = 304836987000. Its totient is φ = 101610873144.

The previous prime is 203223202139. The next prime is 203223202151. The reversal of 203223202142 is 241202322302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106784 + ... + 646412.

It is an arithmetic number, because the mean of its divisors is an integer number (38104623375).

Almost surely, 2^203223202142 is an apocalyptic number.

203223202142 is a deficient number, since it is larger than the sum of its proper divisors (101613784858).

203223202142 is a wasteful number, since it uses less digits than its factorization.

203223202142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 727930.

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

Adding to 203223202142 its reverse (241202322302), we get a palindrome (444425524444).

The spelling of 203223202142 in words is "two hundred three billion, two hundred twenty-three million, two hundred two thousand, one hundred forty-two".