122040000223028 has 6 divisors (see below), whose sum is σ = 213570000390306. Its totient is φ = 61020000111512.

The previous prime is 122040000223007. The next prime is 122040000223067. The reversal of 122040000223028 is 820322000040221.

It can be written as a sum of positive squares in only one way, i.e., 99861288135844 + 22178712087184 = 9993062^2 + 4709428^2 .

It is a junction number, because it is equal to n+sod(n) for n = 122040000222988 and 122040000223006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15255000027875 + ... + 15255000027882.

It is an arithmetic number, because the mean of its divisors is an integer number (35595000065051).

Almost surely, 2^{122040000223028} is an apocalyptic number.

It is an amenable number.

122040000223028 is a deficient number, since it is larger than the sum of its proper divisors (91530000167278).

122040000223028 is a wasteful number, since it uses less digits than its factorization.

122040000223028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30510000055761 (or 30510000055759 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 122040000223028 its reverse (820322000040221), we get a palindrome (942362000263249).

The spelling of 122040000223028 in words is "one hundred twenty-two trillion, forty billion, two hundred twenty-three thousand, twenty-eight".