102011220200999 has 4 divisors (see below), whose sum is σ = 102011451771120. Its totient is φ = 102010988630880.

The previous prime is 102011220200977. The next prime is 102011220201031. The reversal of 102011220200999 is 999002022110201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102011220200999 - 2¹² = 102011220196903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102011220200959) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115123019 + ... + 116005740.

It is an arithmetic number, because the mean of its divisors is an integer number (25502862942780).

Almost surely, 2^{102011220200999} is an apocalyptic number.

102011220200999 is a deficient number, since it is larger than the sum of its proper divisors (231570121).

102011220200999 is an equidigital number, since it uses as much as digits as its factorization.

102011220200999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231570120.

The product of its (nonzero) digits is 11664, while the sum is 38.

The spelling of 102011220200999 in words is "one hundred two trillion, eleven billion, two hundred twenty million, two hundred thousand, nine hundred ninety-nine".