203423014140 has 24 divisors (see below), whose sum is σ = 569584439760. Its totient is φ = 54246137088.

The previous prime is 203423014133. The next prime is 203423014147. The reversal of 203423014140 is 41410324302.

It is an interprime number because it is at equal distance from previous prime (203423014133) and next prime (203423014147).

It is a self number, because there is not a number n which added to its sum of digits gives 203423014140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203423014147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1695191725 + ... + 1695191844.

It is an arithmetic number, because the mean of its divisors is an integer number (23732684990).

Almost surely, 2^203423014140 is an apocalyptic number.

203423014140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203423014140 is an abundant number, since it is smaller than the sum of its proper divisors (366161425620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

203423014140 is a wasteful number, since it uses less digits than its factorization.

203423014140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3390383581 (or 3390383579 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 203423014140 its reverse (41410324302), we get a palindrome (244833338442).

The spelling of 203423014140 in words is "two hundred three billion, four hundred twenty-three million, fourteen thousand, one hundred forty".