121120202112011 has 8 divisors (see below), whose sum is σ = 121336452209760. Its totient is φ = 120904046105472.

The previous prime is 121120202111999. The next prime is 121120202112029. The reversal of 121120202112011 is 110211202021121.

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-121120202112011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121120202112031) 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, 20945726 + ... + 26095283.

It is an arithmetic number, because the mean of its divisors is an integer number (15167056526220).

Almost surely, 2^{121120202112011} is an apocalyptic number.

121120202112011 is a deficient number, since it is larger than the sum of its proper divisors (216250097749).

121120202112011 is an equidigital number, since it uses as much as digits as its factorization.

121120202112011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47045605.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 121120202112011 its reverse (110211202021121), we get a palindrome (231331404133132).

The spelling of 121120202112011 in words is "one hundred twenty-one trillion, one hundred twenty billion, two hundred two million, one hundred twelve thousand, eleven".