10200002002021 has 8 divisors (see below), whose sum is σ = 11006989477344. Its totient is φ = 9396210517680.

The previous prime is 10200002002019. The next prime is 10200002002031. The reversal of 10200002002021 is 12020020000201.

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 10200002002021 - 2¹ = 10200002002019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10200002001989 and 10200002002007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10200002002031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 798991111 + ... + 799003876.

It is an arithmetic number, because the mean of its divisors is an integer number (1375873684668).

Almost surely, 2^{10200002002021} is an apocalyptic number.

It is an amenable number.

10200002002021 is a deficient number, since it is larger than the sum of its proper divisors (806987475323).

10200002002021 is a wasteful number, since it uses less digits than its factorization.

10200002002021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1597995491.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 10200002002021 its reverse (12020020000201), we get a palindrome (22220022002222).

The spelling of 10200002002021 in words is "ten trillion, two hundred billion, two million, two thousand, twenty-one".