1220202002201 has 16 divisors (see below), whose sum is σ = 1506115035264. Its totient is φ = 962652294144.

The previous prime is 1220202002183. The next prime is 1220202002237. The reversal of 1220202002201 is 1022002020221.

It is a cyclic number.

It is not a de Polignac number, because 1220202002201 - 2¹⁰ = 1220202001177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1220202002281) 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, 19289480 + ... + 19352633.

It is an arithmetic number, because the mean of its divisors is an integer number (94132189704).

Almost surely, 2^{1220202002201} is an apocalyptic number.

It is an amenable number.

1220202002201 is a deficient number, since it is larger than the sum of its proper divisors (285913033063).

1220202002201 is a wasteful number, since it uses less digits than its factorization.

1220202002201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38642480.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1220202002201 its reverse (1022002020221), we get a palindrome (2242204022422).

The spelling of 1220202002201 in words is "one trillion, two hundred twenty billion, two hundred two million, two thousand, two hundred one".