110121021101 has 16 divisors (see below), whose sum is σ = 137755433088. Its totient is φ = 85700376000.

The previous prime is 110121021041. The next prime is 110121021133. The reversal of 110121021101 is 101120121011.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110121021101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110121021191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9913475 + ... + 9924576.

It is an arithmetic number, because the mean of its divisors is an integer number (8609714568).

Almost surely, 2^110121021101 is an apocalyptic number.

It is an amenable number.

110121021101 is a deficient number, since it is larger than the sum of its proper divisors (27634411987).

110121021101 is a wasteful number, since it uses less digits than its factorization.

110121021101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19838132.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 110121021101 its reverse (101120121011), we get a palindrome (211241142112).

The spelling of 110121021101 in words is "one hundred ten billion, one hundred twenty-one million, twenty-one thousand, one hundred one".