242513231043 has 16 divisors (see below), whose sum is σ = 353415868416. Its totient is φ = 147256609920.

The previous prime is 242513231039. The next prime is 242513231053. The reversal of 242513231043 is 340132315242.

It is not a de Polignac number, because 242513231043 - 2² = 242513231039 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242513231043.

It is not an unprimeable number, because it can be changed into a prime (242513231053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76694571 + ... + 76697732.

It is an arithmetic number, because the mean of its divisors is an integer number (22088491776).

Almost surely, 2^242513231043 is an apocalyptic number.

242513231043 is a deficient number, since it is larger than the sum of its proper divisors (110902637373).

242513231043 is a wasteful number, since it uses less digits than its factorization.

242513231043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153392354.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 242513231043 its reverse (340132315242), we get a palindrome (582645546285).

The spelling of 242513231043 in words is "two hundred forty-two billion, five hundred thirteen million, two hundred thirty-one thousand, forty-three".