20122200111201 has 4 divisors (see below), whose sum is σ = 26829600148272. Its totient is φ = 13414800074132.

The previous prime is 20122200111199. The next prime is 20122200111263. The reversal of 20122200111201 is 10211100222102.

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 20122200111201 - 2¹ = 20122200111199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20122200111301) 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, 3353700018531 + ... + 3353700018536.

It is an arithmetic number, because the mean of its divisors is an integer number (6707400037068).

Almost surely, 2^{20122200111201} is an apocalyptic number.

It is an amenable number.

20122200111201 is a deficient number, since it is larger than the sum of its proper divisors (6707400037071).

20122200111201 is an equidigital number, since it uses as much as digits as its factorization.

20122200111201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6707400037070.

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

Adding to 20122200111201 its reverse (10211100222102), we get a palindrome (30333300333303).

The spelling of 20122200111201 in words is "twenty trillion, one hundred twenty-two billion, two hundred million, one hundred eleven thousand, two hundred one".