122947007044 has 27 divisors (see below), whose sum is σ = 216489619101. Its totient is φ = 61095165120.

The previous prime is 122947007021. The next prime is 122947007107. The reversal of 122947007044 is 440700749221.

It is a happy number.

The square root of 122947007044 is 350638.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 21568447044 + 101378560000 = 146862^2 + 318400^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122947006988 and 122947007006.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 139553484 + ... + 139554364.

Almost surely, 2^122947007044 is an apocalyptic number.

122947007044 is the 350638-th square number.

It is an amenable number.

122947007044 is a deficient number, since it is larger than the sum of its proper divisors (93542612057).

122947007044 is an frugal number, since it uses more digits than its factorization.

122947007044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2164 (or 1082 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 40.

The spelling of 122947007044 in words is "one hundred twenty-two billion, nine hundred forty-seven million, seven thousand, forty-four".