20021224012233 has 16 divisors (see below), whose sum is σ = 26758839302976. Its totient is φ = 13315546802880.

The previous prime is 20021224012201. The next prime is 20021224012243. The reversal of 20021224012233 is 33221042212002.

It is not a de Polignac number, because 20021224012233 - 2⁵ = 20021224012201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20021224012243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103061010 + ... + 103255092.

It is an arithmetic number, because the mean of its divisors is an integer number (1672427456436).

Almost surely, 2^{20021224012233} is an apocalyptic number.

It is an amenable number.

20021224012233 is a deficient number, since it is larger than the sum of its proper divisors (6737615290743).

20021224012233 is a wasteful number, since it uses less digits than its factorization.

20021224012233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276184.

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

Adding to 20021224012233 its reverse (33221042212002), we get a palindrome (53242266224235).

The spelling of 20021224012233 in words is "twenty trillion, twenty-one billion, two hundred twenty-four million, twelve thousand, two hundred thirty-three".