22020142320012 has 48 divisors (see below), whose sum is σ = 54085743129600. Its totient is φ = 6953577048000.

The previous prime is 22020142319939. The next prime is 22020142320013. The reversal of 22020142320012 is 21002324102022.

It is not an unprimeable number, because it can be changed into a prime (22020142320013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9626314 + ... + 11692142.

It is an arithmetic number, because the mean of its divisors is an integer number (1126786315200).

Almost surely, 2^{22020142320012} is an apocalyptic number.

It is an amenable number.

22020142320012 is an abundant number, since it is smaller than the sum of its proper divisors (32065600809588).

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

22020142320012 is a wasteful number, since it uses less digits than its factorization.

22020142320012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2112606 (or 2112604 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 22020142320012 its reverse (21002324102022), we get a palindrome (43022466422034).

The spelling of 22020142320012 in words is "twenty-two trillion, twenty billion, one hundred forty-two million, three hundred twenty thousand, twelve".