122211757116 has 36 divisors (see below), whose sum is σ = 309600188352. Its totient is φ = 40648106304.

The previous prime is 122211757099. The next prime is 122211757123. The reversal of 122211757116 is 611757112221.

It is a happy number.

122211757116 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3697740 + ... + 3730643.

It is an arithmetic number, because the mean of its divisors is an integer number (8600005232).

Almost surely, 2^122211757116 is an apocalyptic number.

It is an amenable number.

122211757116 is an abundant number, since it is smaller than the sum of its proper divisors (187388431236).

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

122211757116 is a wasteful number, since it uses less digits than its factorization.

122211757116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7428850 (or 7428845 counting only the distinct ones).

The product of its digits is 11760, while the sum is 36.

Adding to 122211757116 its reverse (611757112221), we get a palindrome (733968869337).

The spelling of 122211757116 in words is "one hundred twenty-two billion, two hundred eleven million, seven hundred fifty-seven thousand, one hundred sixteen".