102021120011 has 8 divisors (see below), whose sum is σ = 102263217504. Its totient is φ = 101779286400.

The previous prime is 102021119971. The next prime is 102021120023. The reversal of 102021120011 is 110021120201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102021120011 - 2²⁶ = 101954011147 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102021119974 and 102021120001.

It is not an unprimeable number, because it can be changed into a prime (102021120031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 719210 + ... + 849296.

It is an arithmetic number, because the mean of its divisors is an integer number (12782902188).

Almost surely, 2^102021120011 is an apocalyptic number.

102021120011 is a deficient number, since it is larger than the sum of its proper divisors (242097493).

102021120011 is a wasteful number, since it uses less digits than its factorization.

102021120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131941.

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

Adding to 102021120011 its reverse (110021120201), we get a palindrome (212042240212).

The spelling of 102021120011 in words is "one hundred two billion, twenty-one million, one hundred twenty thousand, eleven".