1222022111001 has 8 divisors (see below), whose sum is σ = 1629388259520. Its totient is φ = 814668684912.

The previous prime is 1222022110963. The next prime is 1222022111003. The reversal of 1222022111001 is 1001112202221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1222022111001 - 2¹⁹ = 1222021586713 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1222022111003) 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 7 ways as a sum of consecutive naturals, for example, 2954181 + ... + 3342338.

It is an arithmetic number, because the mean of its divisors is an integer number (203673532440).

Almost surely, 2^{1222022111001} is an apocalyptic number.

It is an amenable number.

1222022111001 is a deficient number, since it is larger than the sum of its proper divisors (407366148519).

1222022111001 is an equidigital number, since it uses as much as digits as its factorization.

1222022111001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6361215.

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

Adding to 1222022111001 its reverse (1001112202221), we get a palindrome (2223134313222).

The spelling of 1222022111001 in words is "one trillion, two hundred twenty-two billion, twenty-two million, one hundred eleven thousand, one".