10212211021099 has 2 divisors, whose sum is σ = 10212211021100. Its totient is φ = 10212211021098.

The previous prime is 10212211021091. The next prime is 10212211021157. The reversal of 10212211021099 is 99012011221201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10212211021099 - 2³ = 10212211021091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10212211021099.

It is not a weakly prime, because it can be changed into another prime (10212211021091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106105510549 + 5106105510550.

It is an arithmetic number, because the mean of its divisors is an integer number (5106105510550).

Almost surely, 2^{10212211021099} is an apocalyptic number.

10212211021099 is a deficient number, since it is larger than the sum of its proper divisors (1).

10212211021099 is an equidigital number, since it uses as much as digits as its factorization.

10212211021099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 31.

The spelling of 10212211021099 in words is "ten trillion, two hundred twelve billion, two hundred eleven million, twenty-one thousand, ninety-nine".