110020121012001 has 4 divisors (see below), whose sum is σ = 146693494682672. Its totient is φ = 73346747341332.

The previous prime is 110020121011963. The next prime is 110020121012047. The reversal of 110020121012001 is 100210121020011.

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 not a de Polignac number, because 110020121012001 - 2²⁵ = 110020087457569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110020121012051) 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, 18336686835331 + ... + 18336686835336.

It is an arithmetic number, because the mean of its divisors is an integer number (36673373670668).

Almost surely, 2^{110020121012001} is an apocalyptic number.

It is an amenable number.

110020121012001 is a deficient number, since it is larger than the sum of its proper divisors (36673373670671).

110020121012001 is an equidigital number, since it uses as much as digits as its factorization.

110020121012001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36673373670670.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 110020121012001 its reverse (100210121020011), we get a palindrome (210230242032012).

The spelling of 110020121012001 in words is "one hundred ten trillion, twenty billion, one hundred twenty-one million, twelve thousand, one".