100111201222009 has 16 divisors (see below), whose sum is σ = 100869332610816. Its totient is φ = 99356126850000.

The previous prime is 100111201221991. The next prime is 100111201222033. The reversal of 100111201222009 is 900222102111001.

It is a cyclic number.

It is not a de Polignac number, because 100111201222009 - 2⁷ = 100111201221881 is a prime.

It is a super-2 number, since 2×100111201222009² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100111201222609) 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, 245376834 + ... + 245784484.

It is an arithmetic number, because the mean of its divisors is an integer number (6304333288176).

Almost surely, 2^{100111201222009} is an apocalyptic number.

It is an amenable number.

100111201222009 is a deficient number, since it is larger than the sum of its proper divisors (758131388807).

100111201222009 is a wasteful number, since it uses less digits than its factorization.

100111201222009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411396.

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

The spelling of 100111201222009 in words is "one hundred trillion, one hundred eleven billion, two hundred one million, two hundred twenty-two thousand, nine".