102012100120199 has 4 divisors (see below), whose sum is σ = 102012122224464. Its totient is φ = 102012078015936.

The previous prime is 102012100120111. The next prime is 102012100120297. The reversal of 102012100120199 is 991021001210201.

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 102012100120199 - 2¹² = 102012100116103 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 (102012100020199) 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, 1205162 + ... + 14334455.

It is an arithmetic number, because the mean of its divisors is an integer number (25503030556116).

Almost surely, 2^{102012100120199} is an apocalyptic number.

102012100120199 is a deficient number, since it is larger than the sum of its proper divisors (22104265).

102012100120199 is an equidigital number, since it uses as much as digits as its factorization.

102012100120199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22104264.

The product of its (nonzero) digits is 648, while the sum is 29.

The spelling of 102012100120199 in words is "one hundred two trillion, twelve billion, one hundred million, one hundred twenty thousand, one hundred ninety-nine".