1222101021219 has 16 divisors (see below), whose sum is σ = 1754961385632. Its totient is φ = 751998025728.

The previous prime is 1222101021217. The next prime is 1222101021223. The reversal of 1222101021219 is 9121201012221.

It is not a de Polignac number, because 1222101021219 - 2¹ = 1222101021217 is a prime.

It is a super-2 number, since 2×1222101021219² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1222101021217) 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 15 ways as a sum of consecutive naturals, for example, 871084 + ... + 1789689.

It is an arithmetic number, because the mean of its divisors is an integer number (109685086602).

Almost surely, 2^{1222101021219} is an apocalyptic number.

1222101021219 is a deficient number, since it is larger than the sum of its proper divisors (532860364413).

1222101021219 is a wasteful number, since it uses less digits than its factorization.

1222101021219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2672566.

The product of its (nonzero) digits is 288, while the sum is 24.

The spelling of 1222101021219 in words is "one trillion, two hundred twenty-two billion, one hundred one million, twenty-one thousand, two hundred nineteen".