1322231212338 has 16 divisors (see below), whose sum is σ = 2683932013920. Its totient is φ = 434165472576.

The previous prime is 1322231212331. The next prime is 1322231212339. The reversal of 1322231212338 is 8332121322231.

It is a junction number, because it is equal to n+sod(n) for n = 1322231212299 and 1322231212308.

It is not an unprimeable number, because it can be changed into a prime (1322231212331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1644565783 + ... + 1644566586.

It is an arithmetic number, because the mean of its divisors is an integer number (167745750870).

Almost surely, 2^{1322231212338} is an apocalyptic number.

1322231212338 is an abundant number, since it is smaller than the sum of its proper divisors (1361700801582).

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

1322231212338 is a wasteful number, since it uses less digits than its factorization.

1322231212338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3289132441.

The product of its digits is 20736, while the sum is 33.

Adding to 1322231212338 its reverse (8332121322231), we get a palindrome (9654352534569).

The spelling of 1322231212338 in words is "one trillion, three hundred twenty-two billion, two hundred thirty-one million, two hundred twelve thousand, three hundred thirty-eight".