22213421052 has 48 divisors (see below), whose sum is σ = 52055028480. Its totient is φ = 7372576512.

The previous prime is 22213421017. The next prime is 22213421053. The reversal of 22213421052 is 25012431222.

It is a super-3 number, since 3×22213421052³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22213421053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3389643 + ... + 3396189.

It is an arithmetic number, because the mean of its divisors is an integer number (1084479760).

Almost surely, 2^22213421052 is an apocalyptic number.

It is an amenable number.

22213421052 is an abundant number, since it is smaller than the sum of its proper divisors (29841607428).

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

22213421052 is a wasteful number, since it uses less digits than its factorization.

22213421052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7730 (or 7728 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 22213421052 its reverse (25012431222), we get a palindrome (47225852274).

The spelling of 22213421052 in words is "twenty-two billion, two hundred thirteen million, four hundred twenty-one thousand, fifty-two".