200002213013021 has 2 divisors, whose sum is σ = 200002213013022. Its totient is φ = 200002213013020.

The previous prime is 200002213012991. The next prime is 200002213013041. The reversal of 200002213013021 is 120310312200002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125001590128921 + 75000622884100 = 11180411^2 + 8660290^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200002213013021 is a prime.

It is a super-2 number, since 2×200002213013021² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200002213013041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100001106506510 + 100001106506511.

It is an arithmetic number, because the mean of its divisors is an integer number (100001106506511).

Almost surely, 2^{200002213013021} is an apocalyptic number.

It is an amenable number.

200002213013021 is a deficient number, since it is larger than the sum of its proper divisors (1).

200002213013021 is an equidigital number, since it uses as much as digits as its factorization.

200002213013021 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 17.

Adding to 200002213013021 its reverse (120310312200002), we get a palindrome (320312525213023).

The spelling of 200002213013021 in words is "two hundred trillion, two billion, two hundred thirteen million, thirteen thousand, twenty-one".