102020020003 has 8 divisors (see below), whose sum is σ = 117152176320. Its totient is φ = 87864131880.

The previous prime is 102020020001. The next prime is 102020020019. The reversal of 102020020003 is 300020020201.

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 102020020003 - 2¹ = 102020020001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102020020001) 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, 244066825 + ... + 244067242.

It is an arithmetic number, because the mean of its divisors is an integer number (14644022040).

Almost surely, 2^102020020003 is an apocalyptic number.

102020020003 is a deficient number, since it is larger than the sum of its proper divisors (15132156317).

102020020003 is a wasteful number, since it uses less digits than its factorization.

102020020003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488134097.

The product of its (nonzero) digits is 24, while the sum is 10.

Adding to 102020020003 its reverse (300020020201), we get a palindrome (402040040204).

The spelling of 102020020003 in words is "one hundred two billion, twenty million, twenty thousand, three".