1222320132011 has 8 divisors (see below), whose sum is σ = 1355299819248. Its totient is φ = 1092983724000.

The previous prime is 1222320131951. The next prime is 1222320132079. The reversal of 1222320132011 is 1102310232221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1222320132011 - 2²² = 1222315937707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1222320132091) 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, 910819100 + ... + 910820441.

It is an arithmetic number, because the mean of its divisors is an integer number (169412477406).

Almost surely, 2^{1222320132011} is an apocalyptic number.

1222320132011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1222320132011 is a deficient number, since it is larger than the sum of its proper divisors (132979687237).

1222320132011 is a wasteful number, since it uses less digits than its factorization.

1222320132011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1821639613.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1222320132011 its reverse (1102310232221), we get a palindrome (2324630364232).

The spelling of 1222320132011 in words is "one trillion, two hundred twenty-two billion, three hundred twenty million, one hundred thirty-two thousand, eleven".