222064004020 has 24 divisors (see below), whose sum is σ = 477708420168. Its totient is φ = 86659123200.

The previous prime is 222064003957. The next prime is 222064004023. The reversal of 222064004020 is 20400460222.

222064004020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 16838695696 + 205225308324 = 129764^2 + 453018^2 .

It is a junction number, because it is equal to n+sod(n) for n = 222064003982 and 222064004000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222064004023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135404061 + ... + 135405700.

It is an arithmetic number, because the mean of its divisors is an integer number (19904517507).

Almost surely, 2^222064004020 is an apocalyptic number.

222064004020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222064004020 is an abundant number, since it is smaller than the sum of its proper divisors (255644416148).

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

222064004020 is a wasteful number, since it uses less digits than its factorization.

222064004020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270809811 (or 270809809 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 222064004020 its reverse (20400460222), we get a palindrome (242464464242).

The spelling of 222064004020 in words is "two hundred twenty-two billion, sixty-four million, four thousand, twenty".