242347220001 has 16 divisors (see below), whose sum is σ = 359655182400. Its totient is φ = 161284794624.

The previous prime is 242347219951. The next prime is 242347220047. The reversal of 242347220001 is 100022743242.

It is not a de Polignac number, because 242347220001 - 2⁹ = 242347219489 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (242347220051) 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, 7762431 + ... + 7793588.

It is an arithmetic number, because the mean of its divisors is an integer number (22478448900).

Almost surely, 2^242347220001 is an apocalyptic number.

It is an amenable number.

242347220001 is a deficient number, since it is larger than the sum of its proper divisors (117307962399).

242347220001 is a wasteful number, since it uses less digits than its factorization.

242347220001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15556605 (or 15556599 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

Adding to 242347220001 its reverse (100022743242), we get a palindrome (342369963243).

The spelling of 242347220001 in words is "two hundred forty-two billion, three hundred forty-seven million, two hundred twenty thousand, one".