10002120212927 has 2 divisors, whose sum is σ = 10002120212928. Its totient is φ = 10002120212926.

The previous prime is 10002120212923. The next prime is 10002120213091. The reversal of 10002120212927 is 72921202120001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10002120212927 - 2² = 10002120212923 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10002120212927.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10002120212921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5001060106463 + 5001060106464.

It is an arithmetic number, because the mean of its divisors is an integer number (5001060106464).

Almost surely, 2^{10002120212927} is an apocalyptic number.

10002120212927 is a deficient number, since it is larger than the sum of its proper divisors (1).

10002120212927 is an equidigital number, since it uses as much as digits as its factorization.

10002120212927 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 29.

Adding to 10002120212927 its reverse (72921202120001), we get a palindrome (82923322332928).

The spelling of 10002120212927 in words is "ten trillion, two billion, one hundred twenty million, two hundred twelve thousand, nine hundred twenty-seven".