2222122201001 has 4 divisors (see below), whose sum is σ = 2222417037012. Its totient is φ = 2221827364992.

The previous prime is 2222122200973. The next prime is 2222122201069. The reversal of 2222122201001 is 1001022212222.

It is a happy number.

2222122201001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1135418113600 + 1086704087401 = 1065560^2 + 1042451^2 .

It is a cyclic number.

It is not a de Polignac number, because 2222122201001 - 2⁶ = 2222122200937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2222122203001) 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, 147406700 + ... + 147421773.

It is an arithmetic number, because the mean of its divisors is an integer number (555604259253).

Almost surely, 2^{2222122201001} is an apocalyptic number.

It is an amenable number.

2222122201001 is a deficient number, since it is larger than the sum of its proper divisors (294836011).

2222122201001 is an equidigital number, since it uses as much as digits as its factorization.

2222122201001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294836010.

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

Adding to 2222122201001 its reverse (1001022212222), we get a palindrome (3223144413223).

The spelling of 2222122201001 in words is "two trillion, two hundred twenty-two billion, one hundred twenty-two million, two hundred one thousand, one".