20623343022 has 24 divisors (see below), whose sum is σ = 44780856120. Its totient is φ = 6859532880.

The previous prime is 20623343017. The next prime is 20623343029. The reversal of 20623343022 is 22034332602.

20623343022 is a `hidden beast` number, since 2 + 0 + 623 + 3 + 4 + 30 + 2 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20623343029) 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, 1234372 + ... + 1250967.

It is an arithmetic number, because the mean of its divisors is an integer number (1865869005).

Almost surely, 2^20623343022 is an apocalyptic number.

20623343022 is an abundant number, since it is smaller than the sum of its proper divisors (24157513098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20623343022 is a wasteful number, since it uses less digits than its factorization.

20623343022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2485808 (or 2485805 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 20623343022 its reverse (22034332602), we get a palindrome (42657675624).

The spelling of 20623343022 in words is "twenty billion, six hundred twenty-three million, three hundred forty-three thousand, twenty-two".