13212227000622 has 128 divisors (see below), whose sum is σ = 30714954278400. Its totient is φ = 3752328830976.

The previous prime is 13212227000561. The next prime is 13212227000689. The reversal of 13212227000622 is 22600072221231.

It is a self number, because there is not a number n which added to its sum of digits gives 13212227000622.

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, 32578518 + ... + 32981574.

It is an arithmetic number, because the mean of its divisors is an integer number (239960580300).

Almost surely, 2^{13212227000622} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13212227000622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15357477139200).

13212227000622 is an abundant number, since it is smaller than the sum of its proper divisors (17502727277778).

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

13212227000622 is a wasteful number, since it uses less digits than its factorization.

13212227000622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403570.

The product of its (nonzero) digits is 8064, while the sum is 30.

Adding to 13212227000622 its reverse (22600072221231), we get a palindrome (35812299221853).

The spelling of 13212227000622 in words is "thirteen trillion, two hundred twelve billion, two hundred twenty-seven million, six hundred twenty-two", and thus it is an aban number.