1222011221199 has 16 divisors (see below), whose sum is σ = 1630301798400. Its totient is φ = 814197515040.

The previous prime is 1222011221183. The next prime is 1222011221201. The reversal of 1222011221199 is 9911221102221.

It is not a de Polignac number, because 1222011221199 - 2⁴ = 1222011221183 is a prime.

It is a super-2 number, since 2×1222011221199² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222011221149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69427602 + ... + 69445200.

It is an arithmetic number, because the mean of its divisors is an integer number (101893862400).

Almost surely, 2^{1222011221199} is an apocalyptic number.

1222011221199 is a deficient number, since it is larger than the sum of its proper divisors (408290577201).

1222011221199 is a wasteful number, since it uses less digits than its factorization.

1222011221199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29830.

The product of its (nonzero) digits is 2592, while the sum is 33.

The spelling of 1222011221199 in words is "one trillion, two hundred twenty-two billion, eleven million, two hundred twenty-one thousand, one hundred ninety-nine".