102111100001 has 8 divisors (see below), whose sum is σ = 102822591840. Its totient is φ = 101401489152.

The previous prime is 102111099967. The next prime is 102111100027. The reversal of 102111100001 is 100001111201.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102111100001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102111100061) 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, 361211 + ... + 578528.

It is an arithmetic number, because the mean of its divisors is an integer number (12852823980).

Almost surely, 2^102111100001 is an apocalyptic number.

It is an amenable number.

102111100001 is a deficient number, since it is larger than the sum of its proper divisors (711491839).

102111100001 is an equidigital number, since it uses as much as digits as its factorization.

102111100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 940495.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 102111100001 its reverse (100001111201), we get a palindrome (202112211202).

The spelling of 102111100001 in words is "one hundred two billion, one hundred eleven million, one hundred thousand, one".