110120021212101 has 4 divisors (see below), whose sum is σ = 146826694949472. Its totient is φ = 73413347474732.

The previous prime is 110120021212067. The next prime is 110120021212141. The reversal of 110120021212101 is 101212120021011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 110120021212101 - 2⁷ = 110120021211973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110120021212141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18353336868681 + ... + 18353336868686.

It is an arithmetic number, because the mean of its divisors is an integer number (36706673737368).

Almost surely, 2^{110120021212101} is an apocalyptic number.

It is an amenable number.

110120021212101 is a deficient number, since it is larger than the sum of its proper divisors (36706673737371).

110120021212101 is an equidigital number, since it uses as much as digits as its factorization.

110120021212101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36706673737370.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 110120021212101 its reverse (101212120021011), we get a palindrome (211332141233112).

The spelling of 110120021212101 in words is "one hundred ten trillion, one hundred twenty billion, twenty-one million, two hundred twelve thousand, one hundred one".