102122111207 has 2 divisors, whose sum is σ = 102122111208. Its totient is φ = 102122111206.

The previous prime is 102122111173. The next prime is 102122111281. The reversal of 102122111207 is 702111221201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102122111207 - 2¹² = 102122107111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102122113207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51061055603 + 51061055604.

It is an arithmetic number, because the mean of its divisors is an integer number (51061055604).

Almost surely, 2^102122111207 is an apocalyptic number.

102122111207 is a deficient number, since it is larger than the sum of its proper divisors (1).

102122111207 is an equidigital number, since it uses as much as digits as its factorization.

102122111207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 20.

Adding to 102122111207 its reverse (702111221201), we get a palindrome (804233332408).

The spelling of 102122111207 in words is "one hundred two billion, one hundred twenty-two million, one hundred eleven thousand, two hundred seven".