12220202111001 has 4 divisors (see below), whose sum is σ = 16293602814672. Its totient is φ = 8146801407332.

The previous prime is 12220202110997. The next prime is 12220202111011. The reversal of 12220202111001 is 10011120202221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12220202111001 - 2² = 12220202110997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12220202111011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2036700351831 + ... + 2036700351836.

It is an arithmetic number, because the mean of its divisors is an integer number (4073400703668).

Almost surely, 2^{12220202111001} is an apocalyptic number.

It is an amenable number.

12220202111001 is a deficient number, since it is larger than the sum of its proper divisors (4073400703671).

12220202111001 is an equidigital number, since it uses as much as digits as its factorization.

12220202111001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4073400703670.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12220202111001 its reverse (10011120202221), we get a palindrome (22231322313222).

The spelling of 12220202111001 in words is "twelve trillion, two hundred twenty billion, two hundred two million, one hundred eleven thousand, one".