2013022320228 has 36 divisors (see below), whose sum is σ = 5092325193228. Its totient is φ = 670499470080.

The previous prime is 2013022320227. The next prime is 2013022320259. The reversal of 2013022320228 is 8220232203102.

2013022320228 is a `hidden beast` number, since 201 + 3 + 0 + 2 + 232 + 0 + 228 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 737482477824 + 1275539842404 = 858768^2 + 1129398^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×2013022320228² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2013022320227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21117201 + ... + 21212312.

Almost surely, 2^{2013022320228} is an apocalyptic number.

It is an amenable number.

2013022320228 is an abundant number, since it is smaller than the sum of its proper divisors (3079302873000).

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

2013022320228 is a wasteful number, since it uses less digits than its factorization.

2013022320228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42330844 (or 42330839 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The spelling of 2013022320228 in words is "two trillion, thirteen billion, twenty-two million, three hundred twenty thousand, two hundred twenty-eight".