102120124411 has 2 divisors, whose sum is σ = 102120124412. Its totient is φ = 102120124410.

The previous prime is 102120124399. The next prime is 102120124423. The reversal of 102120124411 is 114421021201.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (102120124399) and next prime (102120124423).

It is a cyclic number.

It is not a de Polignac number, because 102120124411 - 2⁹ = 102120123899 is a prime.

It is not a weakly prime, because it can be changed into another prime (102120124471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51060062205 + 51060062206.

It is an arithmetic number, because the mean of its divisors is an integer number (51060062206).

Almost surely, 2^102120124411 is an apocalyptic number.

102120124411 is a deficient number, since it is larger than the sum of its proper divisors (1).

102120124411 is an equidigital number, since it uses as much as digits as its factorization.

102120124411 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 102120124411 its reverse (114421021201), we get a palindrome (216541145612).

The spelling of 102120124411 in words is "one hundred two billion, one hundred twenty million, one hundred twenty-four thousand, four hundred eleven".