1100222222201 has 4 divisors (see below), whose sum is σ = 1125808785552. Its totient is φ = 1074635658852.

The previous prime is 1100222222137. The next prime is 1100222222207. The reversal of 1100222222201 is 1022222220011.

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 1100222222201 - 2⁶ = 1100222222137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1100222222201.

It is not an unprimeable number, because it can be changed into a prime (1100222222207) 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, 12793281611 + ... + 12793281696.

It is an arithmetic number, because the mean of its divisors is an integer number (281452196388).

Almost surely, 2^{1100222222201} is an apocalyptic number.

It is an amenable number.

1100222222201 is a deficient number, since it is larger than the sum of its proper divisors (25586563351).

1100222222201 is an equidigital number, since it uses as much as digits as its factorization.

1100222222201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25586563350.

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

Adding to 1100222222201 its reverse (1022222220011), we get a palindrome (2122444442212).

The spelling of 1100222222201 in words is "one trillion, one hundred billion, two hundred twenty-two million, two hundred twenty-two thousand, two hundred one".