102100122011 has 2 divisors, whose sum is σ = 102100122012. Its totient is φ = 102100122010.

The previous prime is 102100121947. The next prime is 102100122029. The reversal of 102100122011 is 110221001201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102100122011 - 2⁶ = 102100121947 is a prime.

It is a super-2 number, since 2×102100122011² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102100121983 and 102100122001.

It is not a weakly prime, because it can be changed into another prime (102100122031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51050061005 + 51050061006.

It is an arithmetic number, because the mean of its divisors is an integer number (51050061006).

Almost surely, 2^102100122011 is an apocalyptic number.

102100122011 is a deficient number, since it is larger than the sum of its proper divisors (1).

102100122011 is an equidigital number, since it uses as much as digits as its factorization.

102100122011 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 102100122011 its reverse (110221001201), we get a palindrome (212321123212).

The spelling of 102100122011 in words is "one hundred two billion, one hundred million, one hundred twenty-two thousand, eleven".