13212011220222 has 16 divisors (see below), whose sum is σ = 26456604475392. Its totient is φ = 4398573400920.

The previous prime is 13212011220209. The next prime is 13212011220241. The reversal of 13212011220222 is 22202211021231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1357579518 + ... + 1357589249.

It is an arithmetic number, because the mean of its divisors is an integer number (1653537779712).

Almost surely, 2^{13212011220222} is an apocalyptic number.

13212011220222 is an abundant number, since it is smaller than the sum of its proper divisors (13244593255170).

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

13212011220222 is a wasteful number, since it uses less digits than its factorization.

13212011220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2715169583.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 13212011220222 its reverse (22202211021231), we get a palindrome (35414222241453).

The spelling of 13212011220222 in words is "thirteen trillion, two hundred twelve billion, eleven million, two hundred twenty thousand, two hundred twenty-two".