101011211021099 has 2 divisors, whose sum is σ = 101011211021100. Its totient is φ = 101011211021098.

The previous prime is 101011211020991. The next prime is 101011211021131. The reversal of 101011211021099 is 990120112110101.

Together with previous prime (101011211020991) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101011211021099 - 2⁴⁰ = 99911699393323 is a prime.

It is not a weakly prime, because it can be changed into another prime (101011211021999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50505605510549 + 50505605510550.

It is an arithmetic number, because the mean of its divisors is an integer number (50505605510550).

Almost surely, 2^{101011211021099} is an apocalyptic number.

101011211021099 is a deficient number, since it is larger than the sum of its proper divisors (1).

101011211021099 is an equidigital number, since it uses as much as digits as its factorization.

101011211021099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 29.

The spelling of 101011211021099 in words is "one hundred one trillion, eleven billion, two hundred eleven million, twenty-one thousand, ninety-nine".