121201330001012 has 48 divisors (see below), whose sum is σ = 216021072476160. Its totient is φ = 59490455492448.

The previous prime is 121201330000967. The next prime is 121201330001023. The reversal of 121201330001012 is 210100033102121.

It is a super-2 number, since 2×121201330001012² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 254269439 + ... + 254745657.

It is an arithmetic number, because the mean of its divisors is an integer number (4500439009920).

Almost surely, 2^{121201330001012} is an apocalyptic number.

It is an amenable number.

121201330001012 is a deficient number, since it is larger than the sum of its proper divisors (94819742475148).

121201330001012 is a wasteful number, since it uses less digits than its factorization.

121201330001012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481172 (or 481170 counting only the distinct ones).

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

Adding to 121201330001012 its reverse (210100033102121), we get a palindrome (331301363103133).

The spelling of 121201330001012 in words is "one hundred twenty-one trillion, two hundred one billion, three hundred thirty million, one thousand, twelve".