13322011212 has 36 divisors (see below), whose sum is σ = 33717408816. Its totient is φ = 4435089120.

The previous prime is 13322011211. The next prime is 13322011229. The reversal of 13322011212 is 21211022331.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (13322011211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 203464 + ... + 260847.

Almost surely, 2^13322011212 is an apocalyptic number.

13322011212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13322011212 is an abundant number, since it is smaller than the sum of its proper divisors (20395397604).

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

13322011212 is a wasteful number, since it uses less digits than its factorization.

13322011212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465118 (or 465113 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 13322011212 its reverse (21211022331), we get a palindrome (34533033543).

The spelling of 13322011212 in words is "thirteen billion, three hundred twenty-two million, eleven thousand, two hundred twelve".