221330030013130 has 8 divisors (see below), whose sum is σ = 398394054023652. Its totient is φ = 88532012005248.

The previous prime is 221330030013011. The next prime is 221330030013133. The reversal of 221330030013130 is 31310030033122.

It can be written as a sum of positive squares in 2 ways, for example, as 200212963013569 + 21117066999561 = 14149663^2 + 4595331^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×221330030013130² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (221330030013133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11066501500647 + ... + 11066501500666.

Almost surely, 2^{221330030013130} is an apocalyptic number.

221330030013130 is a deficient number, since it is larger than the sum of its proper divisors (177064024010522).

221330030013130 is a wasteful number, since it uses less digits than its factorization.

221330030013130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22133003001320.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 221330030013130 its reverse (31310030033122), we get a palindrome (252640060046252).

The spelling of 221330030013130 in words is "two hundred twenty-one trillion, three hundred thirty billion, thirty million, thirteen thousand, one hundred thirty".