2213243042420 has 48 divisors (see below), whose sum is σ = 4761385384896. Its totient is φ = 863665824000.

The previous prime is 2213243042399. The next prime is 2213243042471. The reversal of 2213243042420 is 242403423122.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 24071135 + ... + 24162905.

It is an arithmetic number, because the mean of its divisors is an integer number (99195528852).

Almost surely, 2^{2213243042420} is an apocalyptic number.

2213243042420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2213243042420 is an abundant number, since it is smaller than the sum of its proper divisors (2548142342476).

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

2213243042420 is a wasteful number, since it uses less digits than its factorization.

2213243042420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121232 (or 121230 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 2213243042420 its reverse (242403423122), we get a palindrome (2455646465542).

The spelling of 2213243042420 in words is "two trillion, two hundred thirteen billion, two hundred forty-three million, forty-two thousand, four hundred twenty".