121110200101011 has 64 divisors (see below), whose sum is σ = 184154643578880. Its totient is φ = 70080884691840.

The previous prime is 121110200101003. The next prime is 121110200101039. The reversal of 121110200101011 is 110101002011121.

It is not a de Polignac number, because 121110200101011 - 2³ = 121110200101003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121110200101001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1042494450 + ... + 1042610616.

It is an arithmetic number, because the mean of its divisors is an integer number (2877416305920).

Almost surely, 2^{121110200101011} is an apocalyptic number.

121110200101011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

121110200101011 is a deficient number, since it is larger than the sum of its proper divisors (63044443477869).

121110200101011 is a wasteful number, since it uses less digits than its factorization.

121110200101011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118696.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 121110200101011 its reverse (110101002011121), we get a palindrome (231211202112132).

The spelling of 121110200101011 in words is "one hundred twenty-one trillion, one hundred ten billion, two hundred million, one hundred one thousand, eleven".