121112101033320 has 64 divisors (see below), whose sum is σ = 363342275853120. Its totient is φ = 32296029364224.

The previous prime is 121112101033249. The next prime is 121112101033409. The reversal of 121112101033320 is 23330101211121.

It is a super-2 number, since 2×121112101033320² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 938122 + ... + 15591801.

It is an arithmetic number, because the mean of its divisors is an integer number (5677223060205).

Almost surely, 2^{121112101033320} is an apocalyptic number.

121112101033320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121112101033320 is an abundant number, since it is smaller than the sum of its proper divisors (242230174819800).

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

121112101033320 is a wasteful number, since it uses less digits than its factorization.

121112101033320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16590994 (or 16590990 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 121112101033320 its reverse (23330101211121), we get a palindrome (144442202244441).

The spelling of 121112101033320 in words is "one hundred twenty-one trillion, one hundred twelve billion, one hundred one million, thirty-three thousand, three hundred twenty".