22211242421234 has 8 divisors (see below), whose sum is σ = 33318439482240. Its totient is φ = 11105095927156.

The previous prime is 22211242421231. The next prime is 22211242421257. The reversal of 22211242421234 is 43212424211222.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22211242421234.

It is not an unprimeable number, because it can be changed into a prime (22211242421231) 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, 262588874 + ... + 262673445.

It is an arithmetic number, because the mean of its divisors is an integer number (4164804935280).

Almost surely, 2^{22211242421234} is an apocalyptic number.

22211242421234 is a deficient number, since it is larger than the sum of its proper divisors (11107197061006).

22211242421234 is a wasteful number, since it uses less digits than its factorization.

22211242421234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525283464.

The product of its digits is 24576, while the sum is 32.

Adding to 22211242421234 its reverse (43212424211222), we get a palindrome (65423666632456).

The spelling of 22211242421234 in words is "twenty-two trillion, two hundred eleven billion, two hundred forty-two million, four hundred twenty-one thousand, two hundred thirty-four".