221330213034 has 16 divisors (see below), whose sum is σ = 505897629888. Its totient is φ = 63237203712.

The previous prime is 221330213029. The next prime is 221330213053. The reversal of 221330213034 is 430312033122.

It is a super-4 number, since 4×221330213034⁴ (a number of 46 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3.

It is a junction number, because it is equal to n+sod(n) for n = 221330212995 and 221330213013.

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, 2634883447 + ... + 2634883530.

It is an arithmetic number, because the mean of its divisors is an integer number (31618601868).

Almost surely, 2^221330213034 is an apocalyptic number.

221330213034 is an abundant number, since it is smaller than the sum of its proper divisors (284567416854).

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

221330213034 is a wasteful number, since it uses less digits than its factorization.

221330213034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5269766989.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 221330213034 its reverse (430312033122), we get a palindrome (651642246156).

The spelling of 221330213034 in words is "two hundred twenty-one billion, three hundred thirty million, two hundred thirteen thousand, thirty-four".