212203122310320 has 80 divisors (see below), whose sum is σ = 657832913698272. Its totient is φ = 56587221043200.

The previous prime is 212203122310297. The next prime is 212203122310393. The reversal of 212203122310320 is 23013221302212.

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

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49269444 + ... + 53403036.

Almost surely, 2^{212203122310320} is an apocalyptic number.

212203122310320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212203122310320 is an abundant number, since it is smaller than the sum of its proper divisors (445629791387952).

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

212203122310320 is a wasteful number, since it uses less digits than its factorization.

212203122310320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4347510 (or 4347504 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 212203122310320 its reverse (23013221302212), we get a palindrome (235216343612532).

The spelling of 212203122310320 in words is "two hundred twelve trillion, two hundred three billion, one hundred twenty-two million, three hundred ten thousand, three hundred twenty".