221213034110200 has 96 divisors (see below), whose sum is σ = 561244550549760. Its totient is φ = 80417038089600.

The previous prime is 221213034110171. The next prime is 221213034110249. The reversal of 221213034110200 is 2011430312122.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7684494 + ... + 22393693.

It is an arithmetic number, because the mean of its divisors is an integer number (5846297401560).

Almost surely, 2^{221213034110200} is an apocalyptic number.

221213034110200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221213034110200 is an abundant number, since it is smaller than the sum of its proper divisors (340031516439560).

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

221213034110200 is a wasteful number, since it uses less digits than its factorization.

221213034110200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30081557 (or 30081548 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 221213034110200 its reverse (2011430312122), we get a palindrome (223224464422322).

The spelling of 221213034110200 in words is "two hundred twenty-one trillion, two hundred thirteen billion, thirty-four million, one hundred ten thousand, two hundred".