121020010010011 has 8 divisors (see below), whose sum is σ = 138308650347744. Its totient is φ = 103731386542080.

The previous prime is 121020010009993. The next prime is 121020010010023. The reversal of 121020010010011 is 110010010020121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 121020010010011 - 2²³ = 121020001621403 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 121020010010011.

It is not an unprimeable number, because it can be changed into a prime (121020014010011) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 22119201 + ... + 27042541.

It is an arithmetic number, because the mean of its divisors is an integer number (17288581293468).

Almost surely, 2^{121020010010011} is an apocalyptic number.

121020010010011 is a deficient number, since it is larger than the sum of its proper divisors (17288640337733).

121020010010011 is an equidigital number, since it uses as much as digits as its factorization.

121020010010011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8434901.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 121020010010011 its reverse (110010010020121), we get a palindrome (231030020030132).

The spelling of 121020010010011 in words is "one hundred twenty-one trillion, twenty billion, ten million, ten thousand, eleven".