202213241340 has 96 divisors (see below), whose sum is σ = 618151322880. Its totient is φ = 48983155200.

The previous prime is 202213241323. The next prime is 202213241383. The reversal of 202213241340 is 43142312202.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 202213241340.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 731895 + ... + 969585.

It is an arithmetic number, because the mean of its divisors is an integer number (6439076280).

Almost surely, 2^202213241340 is an apocalyptic number.

202213241340 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 202213241340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (309075661440).

202213241340 is an abundant number, since it is smaller than the sum of its proper divisors (415938081540).

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

202213241340 is a wasteful number, since it uses less digits than its factorization.

202213241340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239003 (or 239001 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 202213241340 its reverse (43142312202), we get a palindrome (245355553542).

The spelling of 202213241340 in words is "two hundred two billion, two hundred thirteen million, two hundred forty-one thousand, three hundred forty".