212103122122320 has 320 divisors, whose sum is σ = 772509981696768. Its totient is φ = 47461220352000.

The previous prime is 212103122122319. The next prime is 212103122122337. The reversal of 212103122122320 is 23221221301212.

212103122122320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 722666800 + ... + 722960240.

Almost surely, 2^{212103122122320} is an apocalyptic number.

212103122122320 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 212103122122320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (386254990848384).

212103122122320 is an abundant number, since it is smaller than the sum of its proper divisors (560406859574448).

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

212103122122320 is a wasteful number, since it uses less digits than its factorization.

212103122122320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314542 (or 314536 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 212103122122320 its reverse (23221221301212), we get a palindrome (235324343423532).

The spelling of 212103122122320 in words is "two hundred twelve trillion, one hundred three billion, one hundred twenty-two million, one hundred twenty-two thousand, three hundred twenty".