121002201110111 has 8 divisors (see below), whose sum is σ = 126283135397760. Its totient is φ = 115722930907672.

The previous prime is 121002201110099. The next prime is 121002201110117. The reversal of 121002201110111 is 111011102200121.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121002201110111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121002201110117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 415872701 + ... + 416163558.

It is an arithmetic number, because the mean of its divisors is an integer number (15785391924720).

Almost surely, 2^{121002201110111} is an apocalyptic number.

121002201110111 is a deficient number, since it is larger than the sum of its proper divisors (5280934287649).

121002201110111 is an equidigital number, since it uses as much as digits as its factorization.

121002201110111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832042605.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 121002201110111 its reverse (111011102200121), we get a palindrome (232013303310232).

The spelling of 121002201110111 in words is "one hundred twenty-one trillion, two billion, two hundred one million, one hundred ten thousand, one hundred eleven".