22022001221120 has 40 divisors (see below), whose sum is σ = 52801188871464. Its totient is φ = 8808800487424.

The previous prime is 22022001221119. The next prime is 22022001221153. The reversal of 22022001221120 is 2112210022022.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×22022001221120² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 4301169554 + ... + 4301174673.

Almost surely, 2^{22022001221120} is an apocalyptic number.

22022001221120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22022001221120 is an abundant number, since it is smaller than the sum of its proper divisors (30779187650344).

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

22022001221120 is an frugal number, since it uses more digits than its factorization.

22022001221120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8602344250 (or 8602344234 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22022001221120 its reverse (2112210022022), we get a palindrome (24134211243142).

The spelling of 22022001221120 in words is "twenty-two trillion, twenty-two billion, one million, two hundred twenty-one thousand, one hundred twenty".