10020200002001 has 16 divisors (see below), whose sum is σ = 11646207820800. Its totient is φ = 8442841222608.

The previous prime is 10020200001979. The next prime is 10020200002009. The reversal of 10020200002001 is 10020000202001.

It is a cyclic number.

It is not a de Polignac number, because 10020200002001 - 2¹⁸ = 10020199739857 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10020200002001.

It is not an unprimeable number, because it can be changed into a prime (10020200002009) 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 15 ways as a sum of consecutive naturals, for example, 10417436 + ... + 11338578.

It is an arithmetic number, because the mean of its divisors is an integer number (727887988800).

Almost surely, 2^{10020200002001} is an apocalyptic number.

It is an amenable number.

10020200002001 is a deficient number, since it is larger than the sum of its proper divisors (1626007818799).

10020200002001 is an equidigital number, since it uses as much as digits as its factorization.

10020200002001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 947548.

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

Adding to 10020200002001 its reverse (10020000202001), we get a palindrome (20040200204002).

The spelling of 10020200002001 in words is "ten trillion, twenty billion, two hundred million, two thousand, one".