22221324041213 has 8 divisors (see below), whose sum is σ = 25295420252736. Its totient is φ = 19322890470400.

The previous prime is 22221324041173. The next prime is 22221324041221. The reversal of 22221324041213 is 31214042312222.

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

It is not a de Polignac number, because 22221324041213 - 2¹⁶ = 22221323975677 is a prime.

It is a super-2 number, since 2×22221324041213² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22221324041113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43915659908 + ... + 43915660413.

It is an arithmetic number, because the mean of its divisors is an integer number (3161927531592).

Almost surely, 2^{22221324041213} is an apocalyptic number.

22221324041213 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

22221324041213 is a deficient number, since it is larger than the sum of its proper divisors (3074096211523).

22221324041213 is a wasteful number, since it uses less digits than its factorization.

22221324041213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87831320355.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 22221324041213 its reverse (31214042312222), we get a palindrome (53435366353435).

The spelling of 22221324041213 in words is "twenty-two trillion, two hundred twenty-one billion, three hundred twenty-four million, forty-one thousand, two hundred thirteen".