22134210331442 has 16 divisors (see below), whose sum is σ = 36220738622112. Its totient is φ = 10060693108320.

The previous prime is 22134210331423. The next prime is 22134210331483. The reversal of 22134210331442 is 24413301243122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22134210331399 and 22134210331408.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 14852123 + ... + 16274334.

It is an arithmetic number, because the mean of its divisors is an integer number (2263796163882).

Almost surely, 2^{22134210331442} is an apocalyptic number.

22134210331442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22134210331442 is a deficient number, since it is larger than the sum of its proper divisors (14086528290670).

22134210331442 is a wasteful number, since it uses less digits than its factorization.

22134210331442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31158793.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 22134210331442 its reverse (24413301243122), we get a palindrome (46547511574564).

The spelling of 22134210331442 in words is "twenty-two trillion, one hundred thirty-four billion, two hundred ten million, three hundred thirty-one thousand, four hundred forty-two".