10020001200102 has 24 divisors (see below), whose sum is σ = 22296759428736. Its totient is φ = 3249730118736.

The previous prime is 10020001200071. The next prime is 10020001200113. The reversal of 10020001200102 is 20100210002001.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7522522758 + ... + 7522524089.

It is an arithmetic number, because the mean of its divisors is an integer number (929031642864).

Almost surely, 2^{10020001200102} is an apocalyptic number.

10020001200102 is an abundant number, since it is smaller than the sum of its proper divisors (12276758228634).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10020001200102 is a wasteful number, since it uses less digits than its factorization.

10020001200102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15045046892 (or 15045046889 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 10020001200102 its reverse (20100210002001), we get a palindrome (30120211202103).

The spelling of 10020001200102 in words is "ten trillion, twenty billion, one million, two hundred thousand, one hundred two".