122321352651 has 16 divisors (see below), whose sum is σ = 171775305600. Its totient is φ = 77212294848.

The previous prime is 122321352649. The next prime is 122321352661. The reversal of 122321352651 is 156253123221.

It is not a de Polignac number, because 122321352651 - 2¹ = 122321352649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122321352631) 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, 498586 + ... + 702303.

It is an arithmetic number, because the mean of its divisors is an integer number (10735956600).

Almost surely, 2^122321352651 is an apocalyptic number.

122321352651 is a deficient number, since it is larger than the sum of its proper divisors (49453952949).

122321352651 is a wasteful number, since it uses less digits than its factorization.

122321352651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1202698.

The product of its digits is 21600, while the sum is 33.

Adding to 122321352651 its reverse (156253123221), we get a palindrome (278574475872).

The spelling of 122321352651 in words is "one hundred twenty-two billion, three hundred twenty-one million, three hundred fifty-two thousand, six hundred fifty-one".