203430243022 has 16 divisors (see below), whose sum is σ = 308526455952. Its totient is φ = 100590443200.

The previous prime is 203430243017. The next prime is 203430243041. The reversal of 203430243022 is 220342034302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 414448 + ... + 760675.

It is an arithmetic number, because the mean of its divisors is an integer number (19282903497).

Almost surely, 2^203430243022 is an apocalyptic number.

203430243022 is a deficient number, since it is larger than the sum of its proper divisors (105096212930).

203430243022 is a wasteful number, since it uses less digits than its factorization.

203430243022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1176083.

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 203430243022 its reverse (220342034302), we get a palindrome (423772277324).

The spelling of 203430243022 in words is "two hundred three billion, four hundred thirty million, two hundred forty-three thousand, twenty-two".