102122100011011 has 4 divisors (see below), whose sum is σ = 102142651857400. Its totient is φ = 102101548164624.

The previous prime is 102122100010949. The next prime is 102122100011017. The reversal of 102122100011011 is 110110001221201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102122100011011 - 2²⁷ = 102121965793283 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102122100010982 and 102122100011000.

It is not an unprimeable number, because it can be changed into a prime (102122100011017) 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 3 ways as a sum of consecutive naturals, for example, 10275915741 + ... + 10275925678.

It is an arithmetic number, because the mean of its divisors is an integer number (25535662964350).

Almost surely, 2^{102122100011011} is an apocalyptic number.

102122100011011 is a deficient number, since it is larger than the sum of its proper divisors (20551846389).

102122100011011 is an equidigital number, since it uses as much as digits as its factorization.

102122100011011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20551846388.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 102122100011011 its reverse (110110001221201), we get a palindrome (212232101232212).

The spelling of 102122100011011 in words is "one hundred two trillion, one hundred twenty-two billion, one hundred million, eleven thousand, eleven".