102101112209 has 8 divisors (see below), whose sum is σ = 108110606688. Its totient is φ = 96092011840.

The previous prime is 102101112181. The next prime is 102101112257. The reversal of 102101112209 is 902211101201.

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 102101112209 - 2³² = 97806144913 is a prime.

It is a super-2 number, since 2×102101112209² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102101102209) 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, 561074 + ... + 720420.

It is an arithmetic number, because the mean of its divisors is an integer number (13513825836).

Almost surely, 2^102101112209 is an apocalyptic number.

It is an amenable number.

102101112209 is a deficient number, since it is larger than the sum of its proper divisors (6009494479).

102101112209 is a wasteful number, since it uses less digits than its factorization.

102101112209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197055.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 102101112209 in words is "one hundred two billion, one hundred one million, one hundred twelve thousand, two hundred nine".