213334551612240 has 80 divisors (see below), whose sum is σ = 677467283443776. Its totient is φ = 55501671961600.

The previous prime is 213334551612227. The next prime is 213334551612257. The reversal of 213334551612240 is 42216155433312.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 213334551612192 and 213334551612201.

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, 10840160466 + ... + 10840180145.

Almost surely, 2^{213334551612240} is an apocalyptic number.

213334551612240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213334551612240 is an abundant number, since it is smaller than the sum of its proper divisors (464132731831536).

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

213334551612240 is a wasteful number, since it uses less digits than its factorization.

213334551612240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21680340668 (or 21680340662 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 213334551612240 in words is "two hundred thirteen trillion, three hundred thirty-four billion, five hundred fifty-one million, six hundred twelve thousand, two hundred forty".