2122601322356 has 12 divisors (see below), whose sum is σ = 3714569237568. Its totient is φ = 1061295825912.

The previous prime is 2122601322301. The next prime is 2122601322403. The reversal of 2122601322356 is 6532231062212.

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, 110156 + ... + 2063331.

It is an arithmetic number, because the mean of its divisors is an integer number (309547436464).

Almost surely, 2^{2122601322356} is an apocalyptic number.

It is an amenable number.

2122601322356 is a deficient number, since it is larger than the sum of its proper divisors (1591967915212).

2122601322356 is a wasteful number, since it uses less digits than its factorization.

2122601322356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2417638 (or 2417636 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

Adding to 2122601322356 its reverse (6532231062212), we get a palindrome (8654832384568).

The spelling of 2122601322356 in words is "two trillion, one hundred twenty-two billion, six hundred one million, three hundred twenty-two thousand, three hundred fifty-six".