22015797300000 has 1152 divisors, whose sum is σ = 97123718684160. Its totient is φ = 4736102400000.

The previous prime is 22015797299981. The next prime is 22015797300001. The reversal of 22015797300000 is 379751022.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (22015797300001) 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 191 ways as a sum of consecutive naturals, for example, 321265740 + ... + 321334260.

It is an arithmetic number, because the mean of its divisors is an integer number (84308783580).

Almost surely, 2^{22015797300000} is an apocalyptic number.

22015797300000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22015797300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48561859342080).

22015797300000 is an abundant number, since it is smaller than the sum of its proper divisors (75107921384160).

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

22015797300000 is an equidigital number, since it uses as much as digits as its factorization.

22015797300000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68589 (or 68555 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 36.

The spelling of 22015797300000 in words is "twenty-two trillion, fifteen billion, seven hundred ninety-seven million, three hundred thousand".