1322012220061 has 16 divisors (see below), whose sum is σ = 1429162237440. Its totient is φ = 1215642790080.

The previous prime is 1322012219999. The next prime is 1322012220077. The reversal of 1322012220061 is 1600222102231.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1322012220061 is a prime.

It is a super-2 number, since 2×1322012220061² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322012260061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42098676 + ... + 42130066.

It is an arithmetic number, because the mean of its divisors is an integer number (89322639840).

Almost surely, 2^{1322012220061} is an apocalyptic number.

It is an amenable number.

1322012220061 is a deficient number, since it is larger than the sum of its proper divisors (107150017379).

1322012220061 is a wasteful number, since it uses less digits than its factorization.

1322012220061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43716.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1322012220061 its reverse (1600222102231), we get a palindrome (2922234322292).

The spelling of 1322012220061 in words is "one trillion, three hundred twenty-two billion, twelve million, two hundred twenty thousand, sixty-one".