122547440228 has 12 divisors (see below), whose sum is σ = 214477885692. Its totient is φ = 61268044320.

The previous prime is 122547440227. The next prime is 122547440243. The reversal of 122547440228 is 822044745221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 51054306304 + 71493133924 = 225952^2 + 267382^2 .

It is not an unprimeable number, because it can be changed into a prime (122547440221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1370183 + ... + 1456878.

It is an arithmetic number, because the mean of its divisors is an integer number (17873157141).

Almost surely, 2^122547440228 is an apocalyptic number.

It is an amenable number.

122547440228 is a deficient number, since it is larger than the sum of its proper divisors (91930445464).

122547440228 is a wasteful number, since it uses less digits than its factorization.

122547440228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2837902 (or 2837900 counting only the distinct ones).

The product of its (nonzero) digits is 286720, while the sum is 41.

The spelling of 122547440228 in words is "one hundred twenty-two billion, five hundred forty-seven million, four hundred forty thousand, two hundred twenty-eight".