22235512215040 has 80 divisors (see below), whose sum is σ = 53377585593552. Its totient is φ = 8883449257984.

The previous prime is 22235512214999. The next prime is 22235512215043. The reversal of 22235512215040 is 4051221553222.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 22235512214987 and 22235512215005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22235512215043) 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 7 ways as a sum of consecutive naturals, for example, 3134239 + ... + 7368478.

Almost surely, 2^{22235512215040} is an apocalyptic number.

22235512215040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22235512215040 is an abundant number, since it is smaller than the sum of its proper divisors (31142073378512).

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

22235512215040 is an equidigital number, since it uses as much as digits as its factorization.

22235512215040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10503567 (or 10503551 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 34.

Adding to 22235512215040 its reverse (4051221553222), we get a palindrome (26286733768262).

The spelling of 22235512215040 in words is "twenty-two trillion, two hundred thirty-five billion, five hundred twelve million, two hundred fifteen thousand, forty".