1222001001113 has 4 divisors (see below), whose sum is σ = 1234100021028. Its totient is φ = 1209901981200.

The previous prime is 1222001001101. The next prime is 1222001001121. The reversal of 1222001001113 is 3111001002221.

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 1155308971609 + 66692029504 = 1074853^2 + 258248^2 .

It is a cyclic number.

It is not a de Polignac number, because 1222001001113 - 2⁶ = 1222001001049 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1222001001413) 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, 6049509806 + ... + 6049510007.

It is an arithmetic number, because the mean of its divisors is an integer number (308525005257).

Almost surely, 2^{1222001001113} is an apocalyptic number.

It is an amenable number.

1222001001113 is a deficient number, since it is larger than the sum of its proper divisors (12099019915).

1222001001113 is a wasteful number, since it uses less digits than its factorization.

1222001001113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12099019914.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 1222001001113 its reverse (3111001002221), we get a palindrome (4333002003334).

The spelling of 1222001001113 in words is "one trillion, two hundred twenty-two billion, one million, one thousand, one hundred thirteen".