202002121111207 has 2 divisors, whose sum is σ = 202002121111208. Its totient is φ = 202002121111206.

The previous prime is 202002121111129. The next prime is 202002121111229. The reversal of 202002121111207 is 702111121200202.

It is an a-pointer prime, because the next prime (202002121111229) can be obtained adding 202002121111207 to its sum of digits (22).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202002121111207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202002121111247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101001060555603 + 101001060555604.

It is an arithmetic number, because the mean of its divisors is an integer number (101001060555604).

Almost surely, 2^{202002121111207} is an apocalyptic number.

202002121111207 is a deficient number, since it is larger than the sum of its proper divisors (1).

202002121111207 is an equidigital number, since it uses as much as digits as its factorization.

202002121111207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 22.

Adding to 202002121111207 its reverse (702111121200202), we get a palindrome (904113242311409).

The spelling of 202002121111207 in words is "two hundred two trillion, two billion, one hundred twenty-one million, one hundred eleven thousand, two hundred seven".