110000012001001 has 4 divisors (see below), whose sum is σ = 110001183915904. Its totient is φ = 109998840086100.

The previous prime is 110000012000999. The next prime is 110000012001073. The reversal of 110000012001001 is 100100210000011.

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 110000012001001 - 2¹ = 110000012000999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110000012005001) 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, 585816645 + ... + 586004386.

It is an arithmetic number, because the mean of its divisors is an integer number (27500295978976).

Almost surely, 2^{110000012001001} is an apocalyptic number.

It is an amenable number.

110000012001001 is a deficient number, since it is larger than the sum of its proper divisors (1171914903).

110000012001001 is an equidigital number, since it uses as much as digits as its factorization.

110000012001001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1171914902.

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 110000012001001 its reverse (100100210000011), we get a palindrome (210100222001012).

The spelling of 110000012001001 in words is "one hundred ten trillion, twelve million, one thousand, one".