20212212303 has 12 divisors (see below), whose sum is σ = 29200134600. Its totient is φ = 13472631216.

The previous prime is 20212212299. The next prime is 20212212347. The reversal of 20212212303 is 30321221202.

It is not a de Polignac number, because 20212212303 - 2² = 20212212299 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20212212353) 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, 121576 + ... + 234957.

It is an arithmetic number, because the mean of its divisors is an integer number (2433344550).

Almost surely, 2^20212212303 is an apocalyptic number.

20212212303 is a deficient number, since it is larger than the sum of its proper divisors (8987922297).

20212212303 is a wasteful number, since it uses less digits than its factorization.

20212212303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362838 (or 362835 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 20212212303 its reverse (30321221202), we get a palindrome (50533433505).

The spelling of 20212212303 in words is "twenty billion, two hundred twelve million, two hundred twelve thousand, three hundred three".