1111122001201 has 8 divisors (see below), whose sum is σ = 1112190206400. Its totient is φ = 1110054129072.

The previous prime is 1111122001193. The next prime is 1111122001237. The reversal of 1111122001201 is 1021002211111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1111122001201 - 2³ = 1111122001193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111122061201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6868950 + ... + 7028848.

It is an arithmetic number, because the mean of its divisors is an integer number (139023775800).

Almost surely, 2^{1111122001201} is an apocalyptic number.

It is an amenable number.

1111122001201 is a deficient number, since it is larger than the sum of its proper divisors (1068205199).

1111122001201 is a wasteful number, since it uses less digits than its factorization.

1111122001201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166535.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1111122001201 its reverse (1021002211111), we get a palindrome (2132124212312).

The spelling of 1111122001201 in words is "one trillion, one hundred eleven billion, one hundred twenty-two million, one thousand, two hundred one".