222001011201 has 4 divisors (see below), whose sum is σ = 296001348272. Its totient is φ = 148000674132.

The previous prime is 222001011181. The next prime is 222001011209. The reversal of 222001011201 is 102110100222.

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 not a de Polignac number, because 222001011201 - 2⁶ = 222001011137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222001011209) 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, 37000168531 + ... + 37000168536.

It is an arithmetic number, because the mean of its divisors is an integer number (74000337068).

Almost surely, 2^222001011201 is an apocalyptic number.

It is an amenable number.

222001011201 is a deficient number, since it is larger than the sum of its proper divisors (74000337071).

222001011201 is an equidigital number, since it uses as much as digits as its factorization.

222001011201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74000337070.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 222001011201 its reverse (102110100222), we get a palindrome (324111111423).

The spelling of 222001011201 in words is "two hundred twenty-two billion, one million, eleven thousand, two hundred one".