20102020122199 has 4 divisors (see below), whose sum is σ = 20442732327720. Its totient is φ = 19761307916680.

The previous prime is 20102020122137. The next prime is 20102020122251. The reversal of 20102020122199 is 99122102020102.

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 20102020122199 - 2⁷ = 20102020122071 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20102020122199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20102020222199) 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, 170356102672 + ... + 170356102789.

It is an arithmetic number, because the mean of its divisors is an integer number (5110683081930).

Almost surely, 2^{20102020122199} is an apocalyptic number.

20102020122199 is a deficient number, since it is larger than the sum of its proper divisors (340712205521).

20102020122199 is an equidigital number, since it uses as much as digits as its factorization.

20102020122199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340712205520.

The product of its (nonzero) digits is 2592, while the sum is 31.

The spelling of 20102020122199 in words is "twenty trillion, one hundred two billion, twenty million, one hundred twenty-two thousand, one hundred ninety-nine".