243422111001 has 16 divisors (see below), whose sum is σ = 333783529344. Its totient is φ = 157682859264.

The previous prime is 243422110999. The next prime is 243422111017. The reversal of 243422111001 is 100111224342.

It is not a de Polignac number, because 243422111001 - 2¹ = 243422110999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (243422111021) 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, 1393296 + ... + 1558241.

It is an arithmetic number, because the mean of its divisors is an integer number (20861470584).

Almost surely, 2^243422111001 is an apocalyptic number.

It is an amenable number.

243422111001 is a deficient number, since it is larger than the sum of its proper divisors (90361418343).

243422111001 is a wasteful number, since it uses less digits than its factorization.

243422111001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2952320.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 243422111001 its reverse (100111224342), we get a palindrome (343533335343).

The spelling of 243422111001 in words is "two hundred forty-three billion, four hundred twenty-two million, one hundred eleven thousand, one".