1121222002201 has 16 divisors (see below), whose sum is σ = 1306218835584. Its totient is φ = 942448650624.

The previous prime is 1121222002193. The next prime is 1121222002237. The reversal of 1121222002201 is 1022002221211.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1121222002201 - 2³ = 1121222002193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121222005201) 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 in 15 ways as a sum of consecutive naturals, for example, 6541 + ... + 1497493.

It is an arithmetic number, because the mean of its divisors is an integer number (81638677224).

Almost surely, 2^{1121222002201} is an apocalyptic number.

It is an amenable number.

1121222002201 is a deficient number, since it is larger than the sum of its proper divisors (184996833383).

1121222002201 is a wasteful number, since it uses less digits than its factorization.

1121222002201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1493040.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1121222002201 its reverse (1022002221211), we get a palindrome (2143224223412).

The spelling of 1121222002201 in words is "one trillion, one hundred twenty-one billion, two hundred twenty-two million, two thousand, two hundred one".