122040004356 has 72 divisors (see below), whose sum is σ = 328375101600. Its totient is φ = 38105907840.

The previous prime is 122040004351. The next prime is 122040004357. The reversal of 122040004356 is 653400040221.

122040004356 is a `hidden beast` number, since 1 + 220 + 4 + 0 + 0 + 0 + 435 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (122040004351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 941490 + ... + 1063241.

It is an arithmetic number, because the mean of its divisors is an integer number (4560765300).

Almost surely, 2^122040004356 is an apocalyptic number.

It is an amenable number.

122040004356 is an abundant number, since it is smaller than the sum of its proper divisors (206335097244).

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

122040004356 is a wasteful number, since it uses less digits than its factorization.

122040004356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2004849 (or 2004844 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 122040004356 its reverse (653400040221), we get a palindrome (775440044577).

The spelling of 122040004356 in words is "one hundred twenty-two billion, forty million, four thousand, three hundred fifty-six".