220222042001 has 4 divisors (see below), whose sum is σ = 237162199092. Its totient is φ = 203281884912.

The previous prime is 220222041989. The next prime is 220222042021. The reversal of 220222042001 is 100240222022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 147348499600 + 72873542401 = 383860^2 + 269951^2 .

It is a cyclic number.

It is not a de Polignac number, because 220222042001 - 2¹⁸ = 220221779857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220222042021) 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, 8470078526 + ... + 8470078551.

It is an arithmetic number, because the mean of its divisors is an integer number (59290549773).

Almost surely, 2^220222042001 is an apocalyptic number.

It is an amenable number.

220222042001 is a deficient number, since it is larger than the sum of its proper divisors (16940157091).

220222042001 is a wasteful number, since it uses less digits than its factorization.

220222042001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16940157090.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 220222042001 its reverse (100240222022), we get a palindrome (320462264023).

The spelling of 220222042001 in words is "two hundred twenty billion, two hundred twenty-two million, forty-two thousand, one".