10122012020999 has 2 divisors, whose sum is σ = 10122012021000. Its totient is φ = 10122012020998.

The previous prime is 10122012020993. The next prime is 10122012021019. The reversal of 10122012020999 is 99902021022101.

It is a happy number.

10122012020999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (99902021022101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10122012020999 - 2¹² = 10122012016903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10122012020993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5061006010499 + 5061006010500.

It is an arithmetic number, because the mean of its divisors is an integer number (5061006010500).

Almost surely, 2^{10122012020999} is an apocalyptic number.

10122012020999 is a deficient number, since it is larger than the sum of its proper divisors (1).

10122012020999 is an equidigital number, since it uses as much as digits as its factorization.

10122012020999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 38.

The spelling of 10122012020999 in words is "ten trillion, one hundred twenty-two billion, twelve million, twenty thousand, nine hundred ninety-nine".