102111211100201 has 8 divisors (see below), whose sum is σ = 103138379731200. Its totient is φ = 101084359460400.

The previous prime is 102111211100177. The next prime is 102111211100203. The reversal of 102111211100201 is 102001112111201.

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-102111211100201 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (102111211100203) 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, 78600281 + ... + 79888838.

It is an arithmetic number, because the mean of its divisors is an integer number (12892297466400).

Almost surely, 2^{102111211100201} is an apocalyptic number.

It is an amenable number.

102111211100201 is a deficient number, since it is larger than the sum of its proper divisors (1027168630999).

102111211100201 is a wasteful number, since it uses less digits than its factorization.

102111211100201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158495599.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 102111211100201 its reverse (102001112111201), we get a palindrome (204112323211402).

The spelling of 102111211100201 in words is "one hundred two trillion, one hundred eleven billion, two hundred eleven million, one hundred thousand, two hundred one".