221231133030414 has 64 divisors (see below), whose sum is σ = 501828333753600. Its totient is φ = 64456069116672.

The previous prime is 221231133030377. The next prime is 221231133030431. The reversal of 221231133030414 is 414030331132122.

It is a super-2 number, since 2×221231133030414² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 34497144 + ... + 40404395.

It is an arithmetic number, because the mean of its divisors is an integer number (7841067714900).

Almost surely, 2^{221231133030414} is an apocalyptic number.

221231133030414 is an abundant number, since it is smaller than the sum of its proper divisors (280597200723186).

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

221231133030414 is a wasteful number, since it uses less digits than its factorization.

221231133030414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74903569.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 221231133030414 its reverse (414030331132122), we get a palindrome (635261464162536).

The spelling of 221231133030414 in words is "two hundred twenty-one trillion, two hundred thirty-one billion, one hundred thirty-three million, thirty thousand, four hundred fourteen".