243203142030 has 32 divisors (see below), whose sum is σ = 614407939200. Its totient is φ = 61440793632.

The previous prime is 243203142023. The next prime is 243203142059. The reversal of 243203142030 is 30241302342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213335520 + ... + 213336659.

It is an arithmetic number, because the mean of its divisors is an integer number (19200248100).

Almost surely, 2^243203142030 is an apocalyptic number.

243203142030 is an abundant number, since it is smaller than the sum of its proper divisors (371204797170).

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

243203142030 is a wasteful number, since it uses less digits than its factorization.

243203142030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426672208.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 243203142030 its reverse (30241302342), we get a palindrome (273444444372).

The spelling of 243203142030 in words is "two hundred forty-three billion, two hundred three million, one hundred forty-two thousand, thirty".