10020200103 has 12 divisors (see below), whose sum is σ = 14864801848. Its totient is φ = 6499589040.

The previous prime is 10020200101. The next prime is 10020200119. The reversal of 10020200103 is 30100202001.

It is a happy number.

It is not a de Polignac number, because 10020200103 - 2¹ = 10020200101 is a prime.

It is a super-2 number, since 2×10020200103² (a number of 21 digits) contains 22 as substring.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020200101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15045013 + ... + 15045678.

Almost surely, 2^10020200103 is an apocalyptic number.

10020200103 is a deficient number, since it is larger than the sum of its proper divisors (4844601745).

10020200103 is a wasteful number, since it uses less digits than its factorization.

10020200103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30090734 (or 30090731 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

Adding to 10020200103 its reverse (30100202001), we get a palindrome (40120402104).

The spelling of 10020200103 in words is "ten billion, twenty million, two hundred thousand, one hundred three".