122633001538 has 32 divisors (see below), whose sum is σ = 198446048640. Its totient is φ = 56646138240.

The previous prime is 122633001521. The next prime is 122633001599. The reversal of 122633001538 is 835100336221.

It is a super-2 number, since 2×122633001538² (a number of 23 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 3555331 + ... + 3589657.

It is an arithmetic number, because the mean of its divisors is an integer number (6201439020).

Almost surely, 2^122633001538 is an apocalyptic number.

122633001538 is a deficient number, since it is larger than the sum of its proper divisors (75813047102).

122633001538 is a wasteful number, since it uses less digits than its factorization.

122633001538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36682.

The product of its (nonzero) digits is 25920, while the sum is 34.

Adding to 122633001538 its reverse (835100336221), we get a palindrome (957733337759).

The spelling of 122633001538 in words is "one hundred twenty-two billion, six hundred thirty-three million, one thousand, five hundred thirty-eight".