121101200220011 has 8 divisors (see below), whose sum is σ = 132110515017984. Its totient is φ = 110091904551720.

The previous prime is 121101200219843. The next prime is 121101200220047. The reversal of 121101200220011 is 110022002101121.

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 121101200220011 - 2⁴² = 116703153708907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121101200220071) 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, 10607426 + ... + 18834008.

It is an arithmetic number, because the mean of its divisors is an integer number (16513814377248).

Almost surely, 2^{121101200220011} is an apocalyptic number.

121101200220011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

121101200220011 is a deficient number, since it is larger than the sum of its proper divisors (11009314797973).

121101200220011 is a wasteful number, since it uses less digits than its factorization.

121101200220011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9564841.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 121101200220011 its reverse (110022002101121), we get a palindrome (231123202321132).

The spelling of 121101200220011 in words is "one hundred twenty-one trillion, one hundred one billion, two hundred million, two hundred twenty thousand, eleven".