102200012300021 has 8 divisors (see below), whose sum is σ = 108211935237120. Its totient is φ = 96188106863808.

The previous prime is 102200012300011. The next prime is 102200012300041. The reversal of 102200012300021 is 120003210002201.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102200012300021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102200012299969 and 102200012300005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102200012300011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8777420 + ... + 16776266.

It is an arithmetic number, because the mean of its divisors is an integer number (13526491904640).

Almost surely, 2^{102200012300021} is an apocalyptic number.

It is an amenable number.

102200012300021 is a deficient number, since it is larger than the sum of its proper divisors (6011922937099).

102200012300021 is an equidigital number, since it uses as much as digits as its factorization.

102200012300021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8750443.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 102200012300021 its reverse (120003210002201), we get a palindrome (222203222302222).

The spelling of 102200012300021 in words is "one hundred two trillion, two hundred billion, twelve million, three hundred thousand, twenty-one".