20242112320220 has 48 divisors (see below), whose sum is σ = 48581879431680. Its totient is φ = 6940037100864.

The previous prime is 20242112320153. The next prime is 20242112320223. The reversal of 20242112320220 is 2202321124202.

It is a super-2 number, since 2×20242112320220² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20242112320223) 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, 7443887 + ... + 9792633.

It is an arithmetic number, because the mean of its divisors is an integer number (1012122488160).

Almost surely, 2^{20242112320220} is an apocalyptic number.

20242112320220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20242112320220 is an abundant number, since it is smaller than the sum of its proper divisors (28339767111460).

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

20242112320220 is a wasteful number, since it uses less digits than its factorization.

20242112320220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2410322 (or 2410320 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 20242112320220 its reverse (2202321124202), we get a palindrome (22444433444422).

The spelling of 20242112320220 in words is "twenty trillion, two hundred forty-two billion, one hundred twelve million, three hundred twenty thousand, two hundred twenty".