2000121121127 has 2 divisors, whose sum is σ = 2000121121128. Its totient is φ = 2000121121126.

The previous prime is 2000121121087. The next prime is 2000121121231. The reversal of 2000121121127 is 7211211210002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2000121121127 - 2³⁸ = 1725243214183 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2000121121099 and 2000121121108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2000121127127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000060560563 + 1000060560564.

It is an arithmetic number, because the mean of its divisors is an integer number (1000060560564).

Almost surely, 2^{2000121121127} is an apocalyptic number.

2000121121127 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000121121127 is an equidigital number, since it uses as much as digits as its factorization.

2000121121127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 20.

Adding to 2000121121127 its reverse (7211211210002), we get a palindrome (9211332331129).

The spelling of 2000121121127 in words is "two trillion, one hundred twenty-one million, one hundred twenty-one thousand, one hundred twenty-seven".