221320033414 has 4 divisors (see below), whose sum is σ = 331980050124. Its totient is φ = 110660016706.

The previous prime is 221320033373. The next prime is 221320033423. The reversal of 221320033414 is 414330023122.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 414330023122 = 2 ⋅207165011561.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55330008352 + ... + 55330008355.

It is an arithmetic number, because the mean of its divisors is an integer number (82995012531).

Almost surely, 2^221320033414 is an apocalyptic number.

221320033414 is a deficient number, since it is larger than the sum of its proper divisors (110660016710).

221320033414 is a wasteful number, since it uses less digits than its factorization.

221320033414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110660016709.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 221320033414 its reverse (414330023122), we get a palindrome (635650056536).

The spelling of 221320033414 in words is "two hundred twenty-one billion, three hundred twenty million, thirty-three thousand, four hundred fourteen".