222005016420340 has 24 divisors (see below), whose sum is σ = 471827528877600. Its totient is φ = 87732102873888.

The previous prime is 222005016420323. The next prime is 222005016420367. The reversal of 222005016420340 is 43024610500222.

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, 66868979190 + ... + 66868982509.

It is an arithmetic number, because the mean of its divisors is an integer number (19659480369900).

Almost surely, 2^{222005016420340} is an apocalyptic number.

222005016420340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222005016420340 is an abundant number, since it is smaller than the sum of its proper divisors (249822512457260).

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

222005016420340 is a wasteful number, since it uses less digits than its factorization.

222005016420340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133737961791 (or 133737961789 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 222005016420340 its reverse (43024610500222), we get a palindrome (265029626920562).

The spelling of 222005016420340 in words is "two hundred twenty-two trillion, five billion, sixteen million, four hundred twenty thousand, three hundred forty".