1321403121022 has 8 divisors (see below), whose sum is σ = 1985909106672. Its totient is φ = 659433418800.

The previous prime is 1321403121019. The next prime is 1321403121107. The reversal of 1321403121022 is 2201213041231.

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

It is a super-2 number, since 2×1321403121022² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1321403120984 and 1321403121002.

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, 634069554 + ... + 634071637.

It is an arithmetic number, because the mean of its divisors is an integer number (248238638334).

Almost surely, 2^{1321403121022} is an apocalyptic number.

1321403121022 is a deficient number, since it is larger than the sum of its proper divisors (664505985650).

1321403121022 is a wasteful number, since it uses less digits than its factorization.

1321403121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1268141714.

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

Adding to 1321403121022 its reverse (2201213041231), we get a palindrome (3522616162253).

The spelling of 1321403121022 in words is "one trillion, three hundred twenty-one billion, four hundred three million, one hundred twenty-one thousand, twenty-two".