220222201210001 has 4 divisors (see below), whose sum is σ = 220222277324400. Its totient is φ = 220222125095604.

The previous prime is 220222201209979. The next prime is 220222201210049. The reversal of 220222201210001 is 100012102222022.

It is a happy number.

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 220222201210001 - 2⁶ = 220222201209937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220222201210091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33538391 + ... + 39563468.

It is an arithmetic number, because the mean of its divisors is an integer number (55055569331100).

Almost surely, 2^{220222201210001} is an apocalyptic number.

It is an amenable number.

220222201210001 is a deficient number, since it is larger than the sum of its proper divisors (76114399).

220222201210001 is an equidigital number, since it uses as much as digits as its factorization.

220222201210001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76114398.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 220222201210001 its reverse (100012102222022), we get a palindrome (320234303432023).

The spelling of 220222201210001 in words is "two hundred twenty trillion, two hundred twenty-two billion, two hundred one million, two hundred ten thousand, one".