12210350064 has 120 divisors (see below), whose sum is σ = 35010009216. Its totient is φ = 3664003200.

The previous prime is 12210350027. The next prime is 12210350083. The reversal of 12210350064 is 46005301221.

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 23 ways as a sum of consecutive naturals, for example, 588019 + ... + 608429.

Almost surely, 2^12210350064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12210350064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17505004608).

12210350064 is an abundant number, since it is smaller than the sum of its proper divisors (22799659152).

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

12210350064 is a wasteful number, since it uses less digits than its factorization.

12210350064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20547 (or 20530 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 12210350064 its reverse (46005301221), we get a palindrome (58215651285).

The spelling of 12210350064 in words is "twelve billion, two hundred ten million, three hundred fifty thousand, sixty-four".