20301232022 has 4 divisors (see below), whose sum is σ = 30451848036. Its totient is φ = 10150616010.

The previous prime is 20301231953. The next prime is 20301232033. The reversal of 20301232022 is 22023210302.

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

It is a super-2 number, since 2×20301232022² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 5075308004 + ... + 5075308007.

It is an arithmetic number, because the mean of its divisors is an integer number (7612962009).

Almost surely, 2^20301232022 is an apocalyptic number.

20301232022 is a deficient number, since it is larger than the sum of its proper divisors (10150616014).

20301232022 is a wasteful number, since it uses less digits than its factorization.

20301232022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10150616013.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 20301232022 its reverse (22023210302), we get a palindrome (42324442324).

The spelling of 20301232022 in words is "twenty billion, three hundred one million, two hundred thirty-two thousand, twenty-two".