242442220201 has 4 divisors (see below), whose sum is σ = 244292924304. Its totient is φ = 240591516100.

The previous prime is 242442220193. The next prime is 242442220219. The reversal of 242442220201 is 102022244242.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 242442220201 - 2³ = 242442220193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242442220261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 925351855 + ... + 925352116.

It is an arithmetic number, because the mean of its divisors is an integer number (61073231076).

Almost surely, 2^242442220201 is an apocalyptic number.

It is an amenable number.

242442220201 is a deficient number, since it is larger than the sum of its proper divisors (1850704103).

242442220201 is a wasteful number, since it uses less digits than its factorization.

242442220201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1850704102.

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 242442220201 its reverse (102022244242), we get a palindrome (344464464443).

The spelling of 242442220201 in words is "two hundred forty-two billion, four hundred forty-two million, two hundred twenty thousand, two hundred one".