2001222243414 has 48 divisors (see below), whose sum is σ = 4504266187200. Its totient is φ = 641376626688.

The previous prime is 2001222243373. The next prime is 2001222243437. The reversal of 2001222243414 is 4143422221002.

It is a happy number.

2001222243414 is a `hidden beast` number, since 2 + 0 + 0 + 1 + 2 + 2 + 2 + 243 + 414 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7895659 + ... + 8145174.

It is an arithmetic number, because the mean of its divisors is an integer number (93838878900).

Almost surely, 2^{2001222243414} is an apocalyptic number.

2001222243414 is an abundant number, since it is smaller than the sum of its proper divisors (2503043943786).

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

2001222243414 is a wasteful number, since it uses less digits than its factorization.

2001222243414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16041109 (or 16041106 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 2001222243414 its reverse (4143422221002), we get a palindrome (6144644464416).

The spelling of 2001222243414 in words is "two trillion, one billion, two hundred twenty-two million, two hundred forty-three thousand, four hundred fourteen".