121213301120 has 64 divisors (see below), whose sum is σ = 291394681200. Its totient is φ = 48214407168.

The previous prime is 121213301119. The next prime is 121213301147. The reversal of 121213301120 is 21103312121.

It is a tau number, because it is divible by the number of its divisors (64).

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 414479 + ... + 643598.

Almost surely, 2^121213301120 is an apocalyptic number.

121213301120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121213301120 is an abundant number, since it is smaller than the sum of its proper divisors (170181380080).

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

121213301120 is a wasteful number, since it uses less digits than its factorization.

121213301120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1058275 (or 1058263 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 121213301120 its reverse (21103312121), we get a palindrome (142316613241).

The spelling of 121213301120 in words is "one hundred twenty-one billion, two hundred thirteen million, three hundred one thousand, one hundred twenty".