1321411222 has 16 divisors (see below), whose sum is σ = 2031552432. Its totient is φ = 644244480.

The previous prime is 1321411123. The next prime is 1321411237. The reversal of 1321411222 is 2221141231.

It is a super-2 number, since 2×1321411222² = 3492255235255066568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1321411222.

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, 218998 + ... + 224950.

It is an arithmetic number, because the mean of its divisors is an integer number (126972027).

Almost surely, 2^1321411222 is an apocalyptic number.

1321411222 is a deficient number, since it is larger than the sum of its proper divisors (710141210).

1321411222 is a wasteful number, since it uses less digits than its factorization.

1321411222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8703.

The product of its digits is 192, while the sum is 19.

The square root of 1321411222 is about 36351.2203646590. The cubic root of 1321411222 is about 1097.3520944720.

Adding to 1321411222 its reverse (2221141231), we get a palindrome (3542552453).

The spelling of 1321411222 in words is "one billion, three hundred twenty-one million, four hundred eleven thousand, two hundred twenty-two".