10020402103 has 4 divisors (see below), whose sum is σ = 10365933240. Its totient is φ = 9674870968.

The previous prime is 10020402097. The next prime is 10020402109. The reversal of 10020402103 is 30120402001.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (10020402097) and next prime (10020402109).

It is a cyclic number.

It is not a de Polignac number, because 10020402103 - 2²¹ = 10018304951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020402109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172765525 + ... + 172765582.

It is an arithmetic number, because the mean of its divisors is an integer number (2591483310).

Almost surely, 2^10020402103 is an apocalyptic number.

10020402103 is a deficient number, since it is larger than the sum of its proper divisors (345531137).

10020402103 is an equidigital number, since it uses as much as digits as its factorization.

10020402103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345531136.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 10020402103 its reverse (30120402001), we get a palindrome (40140804104).

The spelling of 10020402103 in words is "ten billion, twenty million, four hundred two thousand, one hundred three".