212311203023300 has 216 divisors, whose sum is σ = 468671045008320. Its totient is φ = 83481081753600.

The previous prime is 212311203023291. The next prime is 212311203023351. The reversal of 212311203023300 is 3320302113212.

It is a super-2 number, since 2×212311203023300² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 95592616190 + ... + 95592618410.

It is an arithmetic number, because the mean of its divisors is an integer number (2169773356520).

Almost surely, 2^{212311203023300} is an apocalyptic number.

212311203023300 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 212311203023300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (234335522504160).

212311203023300 is an abundant number, since it is smaller than the sum of its proper divisors (256359841985020).

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

212311203023300 is a wasteful number, since it uses less digits than its factorization.

212311203023300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3071 (or 2967 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 212311203023300 its reverse (3320302113212), we get a palindrome (215631505136512).

The spelling of 212311203023300 in words is "two hundred twelve trillion, three hundred eleven billion, two hundred three million, twenty-three thousand, three hundred".