22120001201009 has 16 divisors (see below), whose sum is σ = 23077968629760. Its totient is φ = 21177848531280.

The previous prime is 22120001200963. The next prime is 22120001201017. The reversal of 22120001201009 is 90010210002122.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22120001201009 - 2¹² = 22120001196913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22120001201609) 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, 2023139 + ... + 6952200.

It is an arithmetic number, because the mean of its divisors is an integer number (1442373039360).

Almost surely, 2^{22120001201009} is an apocalyptic number.

It is an amenable number.

22120001201009 is a deficient number, since it is larger than the sum of its proper divisors (957967428751).

22120001201009 is a wasteful number, since it uses less digits than its factorization.

22120001201009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8976220.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 22120001201009 in words is "twenty-two trillion, one hundred twenty billion, one million, two hundred one thousand, nine".