212321233410 has 256 divisors, whose sum is σ = 604308418560. Its totient is φ = 47066434560.

The previous prime is 212321233409. The next prime is 212321233469. The reversal of 212321233410 is 14332123212.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 256116876 + ... + 256117704.

It is an arithmetic number, because the mean of its divisors is an integer number (2360579760).

Almost surely, 2^212321233410 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212321233410, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (302154209280).

212321233410 is an abundant number, since it is smaller than the sum of its proper divisors (391987185150).

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

212321233410 is a wasteful number, since it uses less digits than its factorization.

212321233410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1353.

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

Adding to 212321233410 its reverse (14332123212), we get a palindrome (226653356622).

The spelling of 212321233410 in words is "two hundred twelve billion, three hundred twenty-one million, two hundred thirty-three thousand, four hundred ten".