200221243007 has 2 divisors, whose sum is σ = 200221243008. Its totient is φ = 200221243006.

The previous prime is 200221242971. The next prime is 200221243037. The reversal of 200221243007 is 700342122002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 200221243007 - 2²⁰ = 200220194431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200221243037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100110621503 + 100110621504.

It is an arithmetic number, because the mean of its divisors is an integer number (100110621504).

Almost surely, 2^200221243007 is an apocalyptic number.

200221243007 is a deficient number, since it is larger than the sum of its proper divisors (1).

200221243007 is an equidigital number, since it uses as much as digits as its factorization.

200221243007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 23.

Adding to 200221243007 its reverse (700342122002), we get a palindrome (900563365009).

The spelling of 200221243007 in words is "two hundred billion, two hundred twenty-one million, two hundred forty-three thousand, seven".