220113031302 has 48 divisors (see below), whose sum is σ = 490619656800. Its totient is φ = 71268702336.

The previous prime is 220113031301. The next prime is 220113031309. The reversal of 220113031302 is 203130311022.

220113031302 is a `hidden beast` number, since 2 + 201 + 130 + 31 + 302 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220113031301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 123058 + ... + 674810.

It is an arithmetic number, because the mean of its divisors is an integer number (10221242850).

Almost surely, 2^220113031302 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220113031302, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245309828400).

220113031302 is an abundant number, since it is smaller than the sum of its proper divisors (270506625498).

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

220113031302 is a wasteful number, since it uses less digits than its factorization.

220113031302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552397 (or 552394 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 220113031302 its reverse (203130311022), we get a palindrome (423243342324).

The spelling of 220113031302 in words is "two hundred twenty billion, one hundred thirteen million, thirty-one thousand, three hundred two".