21133320231422 has 32 divisors (see below), whose sum is σ = 36470180634624. Its totient is φ = 8996734944000.

The previous prime is 21133320231421. The next prime is 21133320231437. The reversal of 21133320231422 is 22413202333112.

It is a super-2 number, since 2×21133320231422² (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 (21133320231421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47200547 + ... + 47646177.

It is an arithmetic number, because the mean of its divisors is an integer number (1139693144832).

Almost surely, 2^{21133320231422} is an apocalyptic number.

21133320231422 is a deficient number, since it is larger than the sum of its proper divisors (15336860403202).

21133320231422 is a wasteful number, since it uses less digits than its factorization.

21133320231422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468224.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 21133320231422 its reverse (22413202333112), we get a palindrome (43546522564534).

The spelling of 21133320231422 in words is "twenty-one trillion, one hundred thirty-three billion, three hundred twenty million, two hundred thirty-one thousand, four hundred twenty-two".