1320211022 has 48 divisors (see below), whose sum is σ = 2248676640. Its totient is φ = 577195584.

The previous prime is 1320211021. The next prime is 1320211091. The reversal of 1320211022 is 2201120231.

It is a happy number.

It is a super-2 number, since 2×1320211022² = 3485914285220568968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1320210988 and 1320211006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320211021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2624423 + ... + 2624925.

It is an arithmetic number, because the mean of its divisors is an integer number (46847430).

Almost surely, 2^1320211022 is an apocalyptic number.

1320211022 is a deficient number, since it is larger than the sum of its proper divisors (928465618).

1320211022 is a wasteful number, since it uses less digits than its factorization.

1320211022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665 (or 606 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1320211022 is about 36334.7082278088. The cubic root of 1320211022 is about 1097.0197626672.

Adding to 1320211022 its reverse (2201120231), we get a palindrome (3521331253).

The spelling of 1320211022 in words is "one billion, three hundred twenty million, two hundred eleven thousand, twenty-two".