1311020332222 has 8 divisors (see below), whose sum is σ = 1968747559056. Its totient is φ = 654771145872.

The previous prime is 1311020332211. The next prime is 1311020332277. The reversal of 1311020332222 is 2222330201131.

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

It is a super-2 number, since 2×1311020332222² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1311020332193 and 1311020332202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 369507903 + ... + 369511450.

It is an arithmetic number, because the mean of its divisors is an integer number (246093444882).

Almost surely, 2^{1311020332222} is an apocalyptic number.

1311020332222 is a deficient number, since it is larger than the sum of its proper divisors (657727226834).

1311020332222 is an equidigital number, since it uses as much as digits as its factorization.

1311020332222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739020242.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1311020332222 its reverse (2222330201131), we get a palindrome (3533350533353).

The spelling of 1311020332222 in words is "one trillion, three hundred eleven billion, twenty million, three hundred thirty-two thousand, two hundred twenty-two".