2201001001222 has 4 divisors (see below), whose sum is σ = 3301501501836. Its totient is φ = 1100500500610.

The previous prime is 2201001001153. The next prime is 2201001001229. The reversal of 2201001001222 is 2221001001022.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201001001229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550250250304 + ... + 550250250307.

It is an arithmetic number, because the mean of its divisors is an integer number (825375375459).

Almost surely, 2^{2201001001222} is an apocalyptic number.

2201001001222 is a deficient number, since it is larger than the sum of its proper divisors (1100500500614).

2201001001222 is a wasteful number, since it uses less digits than its factorization.

2201001001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100500500613.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2201001001222 its reverse (2221001001022), we get a palindrome (4422002002244).

The spelling of 2201001001222 in words is "two trillion, two hundred one billion, one million, one thousand, two hundred twenty-two".