102102201011 has 2 divisors, whose sum is σ = 102102201012. Its totient is φ = 102102201010.

The previous prime is 102102200989. The next prime is 102102201017. The reversal of 102102201011 is 110102201201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102102201011 - 2⁶ = 102102200947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102102200983 and 102102201001.

It is not a weakly prime, because it can be changed into another prime (102102201017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51051100505 + 51051100506.

It is an arithmetic number, because the mean of its divisors is an integer number (51051100506).

Almost surely, 2^102102201011 is an apocalyptic number.

102102201011 is a deficient number, since it is larger than the sum of its proper divisors (1).

102102201011 is an equidigital number, since it uses as much as digits as its factorization.

102102201011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 102102201011 its reverse (110102201201), we get a palindrome (212204402212).

The spelling of 102102201011 in words is "one hundred two billion, one hundred two million, two hundred one thousand, eleven".