22001011200240 has 80 divisors (see below), whose sum is σ = 68206322515968. Its totient is φ = 5866662101248.

The previous prime is 22001011200239. The next prime is 22001011200251. The reversal of 22001011200240 is 4200211010022.

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

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3029137 + ... + 7292303.

Almost surely, 2^{22001011200240} is an apocalyptic number.

22001011200240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22001011200240 is an abundant number, since it is smaller than the sum of its proper divisors (46205311315728).

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

22001011200240 is a wasteful number, since it uses less digits than its factorization.

22001011200240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4284686 (or 4284680 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22001011200240 its reverse (4200211010022), we get a palindrome (26201222210262).

The spelling of 22001011200240 in words is "twenty-two trillion, one billion, eleven million, two hundred thousand, two hundred forty".