200121021210119 has 2 divisors, whose sum is σ = 200121021210120. Its totient is φ = 200121021210118.

The previous prime is 200121021210113. The next prime is 200121021210137. The reversal of 200121021210119 is 911012120121002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200121021210119 is a prime.

It is a super-2 number, since 2×200121021210119² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200121021210094 and 200121021210103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200121021210113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100060510605059 + 100060510605060.

It is an arithmetic number, because the mean of its divisors is an integer number (100060510605060).

Almost surely, 2^{200121021210119} is an apocalyptic number.

200121021210119 is a deficient number, since it is larger than the sum of its proper divisors (1).

200121021210119 is an equidigital number, since it uses as much as digits as its factorization.

200121021210119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 23.

The spelling of 200121021210119 in words is "two hundred trillion, one hundred twenty-one billion, twenty-one million, two hundred ten thousand, one hundred nineteen".