102011220202011 has 24 divisors (see below), whose sum is σ = 144617475730944. Its totient is φ = 63949009572480.

The previous prime is 102011220202009. The next prime is 102011220202049. The reversal of 102011220202011 is 110202022110201.

It is not a de Polignac number, because 102011220202011 - 2¹ = 102011220202009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102011220272011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52380055 + ... + 54292656.

It is an arithmetic number, because the mean of its divisors is an integer number (6025728155456).

Almost surely, 2^{102011220202011} is an apocalyptic number.

102011220202011 is a deficient number, since it is larger than the sum of its proper divisors (42606255528933).

102011220202011 is a wasteful number, since it uses less digits than its factorization.

102011220202011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106673851 (or 106673834 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102011220202011 its reverse (110202022110201), we get a palindrome (212213242312212).

The spelling of 102011220202011 in words is "one hundred two trillion, eleven billion, two hundred twenty million, two hundred two thousand, eleven".