2000121121195 has 4 divisors (see below), whose sum is σ = 2400145345440. Its totient is φ = 1600096896952.

The previous prime is 2000121121127. The next prime is 2000121121231. The reversal of 2000121121195 is 5911211210002.

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 2000121121195 - 2⁷ = 2000121121067 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200012112115 + ... + 200012112124.

It is an arithmetic number, because the mean of its divisors is an integer number (600036336360).

Almost surely, 2^{2000121121195} is an apocalyptic number.

2000121121195 is a deficient number, since it is larger than the sum of its proper divisors (400024224245).

2000121121195 is an equidigital number, since it uses as much as digits as its factorization.

2000121121195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400024224244.

The product of its (nonzero) digits is 360, while the sum is 25.

Adding to 2000121121195 its reverse (5911211210002), we get a palindrome (7911332331197).

The spelling of 2000121121195 in words is "two trillion, one hundred twenty-one million, one hundred twenty-one thousand, one hundred ninety-five".