22121330224002 has 32 divisors (see below), whose sum is σ = 44263091551104. Its totient is φ = 7370372332800.

The previous prime is 22121330223997. The next prime is 22121330224009. The reversal of 22121330224002 is 20042203312122.

It is not an unprimeable number, because it can be changed into a prime (22121330224009) 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, 119663002 + ... + 119847722.

It is an arithmetic number, because the mean of its divisors is an integer number (1383221610972).

Almost surely, 2^{22121330224002} is an apocalyptic number.

22121330224002 is an abundant number, since it is smaller than the sum of its proper divisors (22141761327102).

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

22121330224002 is a wasteful number, since it uses less digits than its factorization.

22121330224002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193834.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 22121330224002 its reverse (20042203312122), we get a palindrome (42163533536124).

The spelling of 22121330224002 in words is "twenty-two trillion, one hundred twenty-one billion, three hundred thirty million, two hundred twenty-four thousand, two".