121110201001101 has 64 divisors (see below), whose sum is σ = 186281296750080. Its totient is φ = 69328687718400.

The previous prime is 121110201001091. The next prime is 121110201001117. The reversal of 121110201001101 is 101100102011121.

It is not a de Polignac number, because 121110201001101 - 2⁹ = 121110201000589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121110201001151) 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, 36512656 + ... + 39691238.

It is an arithmetic number, because the mean of its divisors is an integer number (2910645261720).

Almost surely, 2^{121110201001101} is an apocalyptic number.

It is an amenable number.

121110201001101 is a deficient number, since it is larger than the sum of its proper divisors (65171095748979).

121110201001101 is a wasteful number, since it uses less digits than its factorization.

121110201001101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3179286.

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

Adding to 121110201001101 its reverse (101100102011121), we get a palindrome (222210303012222).

The spelling of 121110201001101 in words is "one hundred twenty-one trillion, one hundred ten billion, two hundred one million, one thousand, one hundred one".