13212222131022 has 16 divisors (see below), whose sum is σ = 26424483710592. Its totient is φ = 4404067468920.

The previous prime is 13212222130981. The next prime is 13212222131039. The reversal of 13212222131022 is 22013122221231.

It is a junction number, because it is equal to n+sod(n) for n = 13212222130983 and 13212222131001.

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, 4445583 + ... + 6796149.

It is an arithmetic number, because the mean of its divisors is an integer number (1651530231912).

Almost surely, 2^{13212222131022} is an apocalyptic number.

13212222131022 is an abundant number, since it is smaller than the sum of its proper divisors (13212261579570).

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

13212222131022 is a wasteful number, since it uses less digits than its factorization.

13212222131022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3287383.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 13212222131022 its reverse (22013122221231), we get a palindrome (35225344352253).

The spelling of 13212222131022 in words is "thirteen trillion, two hundred twelve billion, two hundred twenty-two million, one hundred thirty-one thousand, twenty-two".