10020120303 has 32 divisors (see below), whose sum is σ = 13932850176. Its totient is φ = 6401174528.

The previous prime is 10020120289. The next prime is 10020120311. The reversal of 10020120303 is 30302102001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10020120303 - 2⁶ = 10020120239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020120323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1318651 + ... + 1326227.

It is an arithmetic number, because the mean of its divisors is an integer number (435401568).

Almost surely, 2^10020120303 is an apocalyptic number.

10020120303 is a deficient number, since it is larger than the sum of its proper divisors (3912729873).

10020120303 is a wasteful number, since it uses less digits than its factorization.

10020120303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7823.

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 10020120303 its reverse (30302102001), we get a palindrome (40322222304).

The spelling of 10020120303 in words is "ten billion, twenty million, one hundred twenty thousand, three hundred three".