22211332423430 has 48 divisors (see below), whose sum is σ = 42359565003840. Its totient is φ = 8384174936064.

The previous prime is 22211332423417. The next prime is 22211332423439. The reversal of 22211332423430 is 3432423311222.

It is a super-2 number, since 2×22211332423430² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22211332423439) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11042510 + ... + 12898049.

It is an arithmetic number, because the mean of its divisors is an integer number (882490937580).

Almost surely, 2^{22211332423430} is an apocalyptic number.

22211332423430 is a deficient number, since it is larger than the sum of its proper divisors (20148232580410).

22211332423430 is a wasteful number, since it uses less digits than its factorization.

22211332423430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23940861 (or 23940842 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 22211332423430 its reverse (3432423311222), we get a palindrome (25643755734652).

The spelling of 22211332423430 in words is "twenty-two trillion, two hundred eleven billion, three hundred thirty-two million, four hundred twenty-three thousand, four hundred thirty".