133107121028 has 12 divisors (see below), whose sum is σ = 266214242112. Its totient is φ = 57045909000.

The previous prime is 133107121003. The next prime is 133107121057. The reversal of 133107121028 is 820121701331.

133107121028 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2376912848 + ... + 2376912903.

It is an arithmetic number, because the mean of its divisors is an integer number (22184520176).

Almost surely, 2^133107121028 is an apocalyptic number.

It is an amenable number.

133107121028 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

133107121028 is a wasteful number, since it uses less digits than its factorization.

133107121028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4753825762 (or 4753825760 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 29.

Adding to 133107121028 its reverse (820121701331), we get a palindrome (953228822359).

The spelling of 133107121028 in words is "one hundred thirty-three billion, one hundred seven million, one hundred twenty-one thousand, twenty-eight".