1222101211009 has 24 divisors (see below), whose sum is σ = 1437893856000. Its totient is φ = 1035534709440.

The previous prime is 1222101210997. The next prime is 1222101211013. The reversal of 1222101211009 is 9001121012221.

It is not a de Polignac number, because 1222101211009 - 2¹⁹ = 1222100686721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1222101211039) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23658792 + ... + 23710390.

It is an arithmetic number, because the mean of its divisors is an integer number (59912244000).

Almost surely, 2^{1222101211009} is an apocalyptic number.

It is an amenable number.

1222101211009 is a deficient number, since it is larger than the sum of its proper divisors (215792644991).

1222101211009 is an equidigital number, since it uses as much as digits as its factorization.

1222101211009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57133 (or 57126 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 1222101211009 in words is "one trillion, two hundred twenty-two billion, one hundred one million, two hundred eleven thousand, nine".