20233512403 has 16 divisors (see below), whose sum is σ = 21899354400. Its totient is φ = 18583441920.

The previous prime is 20233512389. The next prime is 20233512427. The reversal of 20233512403 is 30421533202.

It is a cyclic number.

It is not a de Polignac number, because 20233512403 - 2⁵ = 20233512371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20233512463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5070333 + ... + 5074321.

It is an arithmetic number, because the mean of its divisors is an integer number (1368709650).

Almost surely, 2^20233512403 is an apocalyptic number.

20233512403 is a deficient number, since it is larger than the sum of its proper divisors (1665841997).

20233512403 is a wasteful number, since it uses less digits than its factorization.

20233512403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5862.

The product of its (nonzero) digits is 4320, while the sum is 25.

The spelling of 20233512403 in words is "twenty billion, two hundred thirty-three million, five hundred twelve thousand, four hundred three".