20442212033023 has 32 divisors (see below), whose sum is σ = 22635111536640. Its totient is φ = 18307280072160.

The previous prime is 20442212032999. The next prime is 20442212033027. The reversal of 20442212033023 is 32033021224402.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20442212033023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20442212032982 and 20442212033000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20442212033027) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 162152308 + ... + 162278326.

It is an arithmetic number, because the mean of its divisors is an integer number (707347235520).

Almost surely, 2^{20442212033023} is an apocalyptic number.

20442212033023 is a deficient number, since it is larger than the sum of its proper divisors (2192899503617).

20442212033023 is a wasteful number, since it uses less digits than its factorization.

20442212033023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126907.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 20442212033023 its reverse (32033021224402), we get a palindrome (52475233257425).

The spelling of 20442212033023 in words is "twenty trillion, four hundred forty-two billion, two hundred twelve million, thirty-three thousand, twenty-three".