20122001210195 has 8 divisors (see below), whose sum is σ = 24152078976336. Its totient is φ = 16093815952096.

The previous prime is 20122001210183. The next prime is 20122001210279. The reversal of 20122001210195 is 59101210022102.

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

It is a cyclic number.

It is not a de Polignac number, because 20122001210195 - 2⁸ = 20122001209939 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 473103617 + ... + 473146146.

It is an arithmetic number, because the mean of its divisors is an integer number (3019009872042).

Almost surely, 2^{20122001210195} is an apocalyptic number.

20122001210195 is a deficient number, since it is larger than the sum of its proper divisors (4030077766141).

20122001210195 is an equidigital number, since it uses as much as digits as its factorization.

20122001210195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 946254021.

The product of its (nonzero) digits is 720, while the sum is 26.

Adding to 20122001210195 its reverse (59101210022102), we get a palindrome (79223211232297).

The spelling of 20122001210195 in words is "twenty trillion, one hundred twenty-two billion, one million, two hundred ten thousand, one hundred ninety-five".