22044251121155 has 8 divisors (see below), whose sum is σ = 26453527495200. Its totient is φ = 17635116797056.

The previous prime is 22044251121121. The next prime is 22044251121163. The reversal of 22044251121155 is 55112115244022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22044251121155 - 2²² = 22044246926851 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35170775 + ... + 35792064.

It is an arithmetic number, because the mean of its divisors is an integer number (3306690936900).

Almost surely, 2^{22044251121155} is an apocalyptic number.

22044251121155 is a deficient number, since it is larger than the sum of its proper divisors (4409276374045).

22044251121155 is an equidigital number, since it uses as much as digits as its factorization.

22044251121155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71024973.

The product of its (nonzero) digits is 32000, while the sum is 35.

Adding to 22044251121155 its reverse (55112115244022), we get a palindrome (77156366365177).

The spelling of 22044251121155 in words is "twenty-two trillion, forty-four billion, two hundred fifty-one million, one hundred twenty-one thousand, one hundred fifty-five".