122621134722 has 16 divisors (see below), whose sum is σ = 245347146720. Its totient is φ = 40856232032.

The previous prime is 122621134697. The next prime is 122621134789. The reversal of 122621134722 is 227431126221.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4354683 + ... + 4382750.

It is an arithmetic number, because the mean of its divisors is an integer number (15334196670).

Almost surely, 2^122621134722 is an apocalyptic number.

122621134722 is an abundant number, since it is smaller than the sum of its proper divisors (122726011998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122621134722 is a wasteful number, since it uses less digits than its factorization.

122621134722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8739777.

The product of its digits is 16128, while the sum is 33.

The spelling of 122621134722 in words is "one hundred twenty-two billion, six hundred twenty-one million, one hundred thirty-four thousand, seven hundred twenty-two".