22421131434 has 48 divisors (see below), whose sum is σ = 52727980032. Its totient is φ = 6844479264.

The previous prime is 22421131433. The next prime is 22421131457. The reversal of 22421131434 is 43413112422.

22421131434 is a `hidden beast` number, since 224 + 2 + 1 + 1 + 3 + 1 + 434 = 666.

22421131434 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 22421131398 and 22421131407.

It is not an unprimeable number, because it can be changed into a prime (22421131433) 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, 347514 + ... + 406949.

It is an arithmetic number, because the mean of its divisors is an integer number (1098499584).

Almost surely, 2^22421131434 is an apocalyptic number.

22421131434 is an abundant number, since it is smaller than the sum of its proper divisors (30306848598).

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

22421131434 is a wasteful number, since it uses less digits than its factorization.

22421131434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754611 (or 754608 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

Adding to 22421131434 its reverse (43413112422), we get a palindrome (65834243856).

The spelling of 22421131434 in words is "twenty-two billion, four hundred twenty-one million, one hundred thirty-one thousand, four hundred thirty-four".