200121132120131 has 2 divisors, whose sum is σ = 200121132120132. Its totient is φ = 200121132120130.

The previous prime is 200121132120109. The next prime is 200121132120149. The reversal of 200121132120131 is 131021231121002.

200121132120131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 200121132120131 - 2²² = 200121127925827 is a prime.

It is a super-2 number, since 2×200121132120131² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (200121132120191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100060566060065 + 100060566060066.

It is an arithmetic number, because the mean of its divisors is an integer number (100060566060066).

Almost surely, 2^{200121132120131} is an apocalyptic number.

200121132120131 is a deficient number, since it is larger than the sum of its proper divisors (1).

200121132120131 is an equidigital number, since it uses as much as digits as its factorization.

200121132120131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 200121132120131 its reverse (131021231121002), we get a palindrome (331142363241133).

The spelling of 200121132120131 in words is "two hundred trillion, one hundred twenty-one billion, one hundred thirty-two million, one hundred twenty thousand, one hundred thirty-one".