2281220221822 has 16 divisors (see below), whose sum is σ = 3423181260240. Its totient is φ = 1140159881728.

The previous prime is 2281220221807. The next prime is 2281220221849.

2281220221822 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×2281220221822² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

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, 105753054 + ... + 105774622.

It is an arithmetic number, because the mean of its divisors is an integer number (213948828765).

Almost surely, 2^{2281220221822} is an apocalyptic number.

2281220221822 is a deficient number, since it is larger than the sum of its proper divisors (1141961038418).

2281220221822 is a wasteful number, since it uses less digits than its factorization.

2281220221822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39995.

The product of its (nonzero) digits is 16384, while the sum is 34.

The spelling of 2281220221822 in words is "two trillion, two hundred eighty-one billion, two hundred twenty million, two hundred twenty-one thousand, eight hundred twenty-two".