101111201209 has 8 divisors (see below), whose sum is σ = 105811404480. Its totient is φ = 96436336656.

The previous prime is 101111201197. The next prime is 101111201227. The reversal of 101111201209 is 902102111101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101111201209 - 2³¹ = 98963717561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101111201239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6326514 + ... + 6342475.

It is an arithmetic number, because the mean of its divisors is an integer number (13226425560).

Almost surely, 2^101111201209 is an apocalyptic number.

It is an amenable number.

101111201209 is a deficient number, since it is larger than the sum of its proper divisors (4700203271).

101111201209 is a wasteful number, since it uses less digits than its factorization.

101111201209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12669359.

The product of its (nonzero) digits is 36, while the sum is 19.

The spelling of 101111201209 in words is "one hundred one billion, one hundred eleven million, two hundred one thousand, two hundred nine".