22421200342 has 8 divisors (see below), whose sum is σ = 33712068600. Its totient is φ = 11183844144.

The previous prime is 22421200271. The next prime is 22421200349. The reversal of 22421200342 is 24300212422.

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

It is a super-2 number, since 2×22421200342² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22421200349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13376967 + ... + 13378642.

It is an arithmetic number, because the mean of its divisors is an integer number (4214008575).

Almost surely, 2^22421200342 is an apocalyptic number.

22421200342 is a deficient number, since it is larger than the sum of its proper divisors (11290868258).

22421200342 is a wasteful number, since it uses less digits than its factorization.

22421200342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26756030.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 22421200342 its reverse (24300212422), we get a palindrome (46721412764).

The spelling of 22421200342 in words is "twenty-two billion, four hundred twenty-one million, two hundred thousand, three hundred forty-two".