220200121204 has 24 divisors (see below), whose sum is σ = 448709683968. Its totient is φ = 92590885920.

The previous prime is 220200121181. The next prime is 220200121213. The reversal of 220200121204 is 402121002022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74189932 + ... + 74192899.

It is an arithmetic number, because the mean of its divisors is an integer number (18696236832).

Almost surely, 2^220200121204 is an apocalyptic number.

It is an amenable number.

220200121204 is an abundant number, since it is smaller than the sum of its proper divisors (228509562764).

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

220200121204 is a wasteful number, since it uses less digits than its factorization.

220200121204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148382895 (or 148382893 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 220200121204 its reverse (402121002022), we get a palindrome (622321123226).

The spelling of 220200121204 in words is "two hundred twenty billion, two hundred million, one hundred twenty-one thousand, two hundred four".