1242323310355 has 16 divisors (see below), whose sum is σ = 1493104092480. Its totient is φ = 992315060352.

The previous prime is 1242323310313. The next prime is 1242323310533. The reversal of 1242323310355 is 5530133232421.

It is a cyclic number.

It is not a de Polignac number, because 1242323310355 - 2¹¹ = 1242323308307 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1242323310355.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22760557 + ... + 22815073.

It is an arithmetic number, because the mean of its divisors is an integer number (93319005780).

Almost surely, 2^{1242323310355} is an apocalyptic number.

1242323310355 is a deficient number, since it is larger than the sum of its proper divisors (250780782125).

1242323310355 is an equidigital number, since it uses as much as digits as its factorization.

1242323310355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61518.

The product of its (nonzero) digits is 64800, while the sum is 34.

Adding to 1242323310355 its reverse (5530133232421), we get a palindrome (6772456542776).

The spelling of 1242323310355 in words is "one trillion, two hundred forty-two billion, three hundred twenty-three million, three hundred ten thousand, three hundred fifty-five".