1111021202201 has 16 divisors (see below), whose sum is σ = 1152377591040. Its totient is φ = 1070425107840.

The previous prime is 1111021202197. The next prime is 1111021202227. The reversal of 1111021202201 is 1022021201111.

It is a cyclic number.

It is not a de Polignac number, because 1111021202201 - 2² = 1111021202197 is a prime.

It is a super-2 number, since 2×1111021202201² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111021202281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4544555 + ... + 4782783.

It is an arithmetic number, because the mean of its divisors is an integer number (72023599440).

Almost surely, 2^{1111021202201} is an apocalyptic number.

It is an amenable number.

1111021202201 is a deficient number, since it is larger than the sum of its proper divisors (41356388839).

1111021202201 is a wasteful number, since it uses less digits than its factorization.

1111021202201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239824.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1111021202201 its reverse (1022021201111), we get a palindrome (2133042403312).

The spelling of 1111021202201 in words is "one trillion, one hundred eleven billion, twenty-one million, two hundred two thousand, two hundred one".