22120223010000 has 100 divisors (see below), whose sum is σ = 71407029336192. Its totient is φ = 5898726128000.

The previous prime is 22120223009971. The next prime is 22120223010001. The reversal of 22120223010000 is 1032202122.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22120223010001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 368640384 + ... + 368700383.

Almost surely, 2^{22120223010000} is an apocalyptic number.

22120223010000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22120223010000 is an abundant number, since it is smaller than the sum of its proper divisors (49286806326192).

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

22120223010000 is an equidigital number, since it uses as much as digits as its factorization.

22120223010000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737340798 (or 737340777 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 22120223010000 its reverse (1032202122), we get a palindrome (22121255212122).

The spelling of 22120223010000 in words is "twenty-two trillion, one hundred twenty billion, two hundred twenty-three million, ten thousand".