20122042303 has 4 divisors (see below), whose sum is σ = 21951318888. Its totient is φ = 18292765720.

The previous prime is 20122042301. The next prime is 20122042313. The reversal of 20122042303 is 30324022102.

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

It is a cyclic number.

It is not a de Polignac number, because 20122042303 - 2¹ = 20122042301 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 (20122042301) 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, 914638276 + ... + 914638297.

It is an arithmetic number, because the mean of its divisors is an integer number (5487829722).

Almost surely, 2^20122042303 is an apocalyptic number.

20122042303 is a deficient number, since it is larger than the sum of its proper divisors (1829276585).

20122042303 is a wasteful number, since it uses less digits than its factorization.

20122042303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1829276584.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 20122042303 its reverse (30324022102), we get a palindrome (50446064405).

The spelling of 20122042303 in words is "twenty billion, one hundred twenty-two million, forty-two thousand, three hundred three".