121053006536 has 64 divisors (see below), whose sum is σ = 283058703360. Its totient is φ = 47150568000.

The previous prime is 121053006517. The next prime is 121053006539. The reversal of 121053006536 is 635600350121.

It is not an unprimeable number, because it can be changed into a prime (121053006539) 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 15 ways as a sum of consecutive naturals, for example, 2396501 + ... + 2446491.

It is an arithmetic number, because the mean of its divisors is an integer number (4422792240).

Almost surely, 2^121053006536 is an apocalyptic number.

It is an amenable number.

121053006536 is an abundant number, since it is smaller than the sum of its proper divisors (162005696824).

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

121053006536 is a wasteful number, since it uses less digits than its factorization.

121053006536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53946 (or 53942 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 32.

Adding to 121053006536 its reverse (635600350121), we get a palindrome (756653356657).

The spelling of 121053006536 in words is "one hundred twenty-one billion, fifty-three million, six thousand, five hundred thirty-six".