102021130011 has 16 divisors (see below), whose sum is σ = 139806041600. Its totient is φ = 66150852768.

The previous prime is 102021130007. The next prime is 102021130049. The reversal of 102021130011 is 110031120201.

It is not a de Polignac number, because 102021130011 - 2² = 102021130007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102021130051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3196576 + ... + 3228333.

It is an arithmetic number, because the mean of its divisors is an integer number (8737877600).

Almost surely, 2^102021130011 is an apocalyptic number.

102021130011 is a deficient number, since it is larger than the sum of its proper divisors (37784911589).

102021130011 is an equidigital number, since it uses as much as digits as its factorization.

102021130011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6425058.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 102021130011 its reverse (110031120201), we get a palindrome (212052250212).

The spelling of 102021130011 in words is "one hundred two billion, twenty-one million, one hundred thirty thousand, eleven".