102301323021 has 24 divisors (see below), whose sum is σ = 155563824000. Its totient is φ = 64603904832.

The previous prime is 102301323013. The next prime is 102301323023. The reversal of 102301323021 is 120323103201.

102301323021 is a `hidden beast` number, since 1 + 0 + 230 + 132 + 302 + 1 = 666.

It is not a de Polignac number, because 102301323021 - 2³ = 102301323013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102301322985 and 102301323003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102301323023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1707745 + ... + 1766633.

It is an arithmetic number, because the mean of its divisors is an integer number (6481826000).

Almost surely, 2^102301323021 is an apocalyptic number.

It is an amenable number.

102301323021 is a deficient number, since it is larger than the sum of its proper divisors (53262500979).

102301323021 is a wasteful number, since it uses less digits than its factorization.

102301323021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69073 (or 69070 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 102301323021 its reverse (120323103201), we get a palindrome (222624426222).

The spelling of 102301323021 in words is "one hundred two billion, three hundred one million, three hundred twenty-three thousand, twenty-one".