102122222211109 has 2 divisors, whose sum is σ = 102122222211110. Its totient is φ = 102122222211108.

The previous prime is 102122222211043. The next prime is 102122222211133. The reversal of 102122222211109 is 901112222221201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98255237614884 + 3866984596225 = 9912378^2 + 1966465^2 .

It is a cyclic number.

It is not a de Polignac number, because 102122222211109 - 2¹¹ = 102122222209061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102122222211199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51061111105554 + 51061111105555.

It is an arithmetic number, because the mean of its divisors is an integer number (51061111105555).

Almost surely, 2^{102122222211109} is an apocalyptic number.

It is an amenable number.

102122222211109 is a deficient number, since it is larger than the sum of its proper divisors (1).

102122222211109 is an equidigital number, since it uses as much as digits as its factorization.

102122222211109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 28.

The spelling of 102122222211109 in words is "one hundred two trillion, one hundred twenty-two billion, two hundred twenty-two million, two hundred eleven thousand, one hundred nine".