20012210403 has 8 divisors (see below), whose sum is σ = 27120372816. Its totient is φ = 13122760800.

The previous prime is 20012210381. The next prime is 20012210423. The reversal of 20012210403 is 30401221002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20012210403 - 2⁸ = 20012210147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20012210423) 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, 54677988 + ... + 54678353.

It is an arithmetic number, because the mean of its divisors is an integer number (3390046602).

Almost surely, 2^20012210403 is an apocalyptic number.

20012210403 is a deficient number, since it is larger than the sum of its proper divisors (7108162413).

20012210403 is a wasteful number, since it uses less digits than its factorization.

20012210403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109356405.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 20012210403 its reverse (30401221002), we get a palindrome (50413431405).

The spelling of 20012210403 in words is "twenty billion, twelve million, two hundred ten thousand, four hundred three".