220364211204 has 96 divisors (see below), whose sum is σ = 591039912960. Its totient is φ = 70947622656.

The previous prime is 220364211191. The next prime is 220364211217. The reversal of 220364211204 is 402112463022.

220364211204 is a `hidden beast` number, since 2 + 2 + 0 + 3 + 642 + 1 + 12 + 0 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (220364211191) and next prime (220364211217).

It is a super-2 number, since 2×220364211204² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 346189 + ... + 748715.

It is an arithmetic number, because the mean of its divisors is an integer number (6156665760).

Almost surely, 2^220364211204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220364211204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (295519956480).

220364211204 is an abundant number, since it is smaller than the sum of its proper divisors (370675701756).

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

220364211204 is a wasteful number, since it uses less digits than its factorization.

220364211204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402714 (or 402706 counting only the distinct ones).

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

Adding to 220364211204 its reverse (402112463022), we get a palindrome (622476674226).

The spelling of 220364211204 in words is "two hundred twenty billion, three hundred sixty-four million, two hundred eleven thousand, two hundred four".