20110344001001 has 4 divisors (see below), whose sum is σ = 20112131439504. Its totient is φ = 20108556562500.

The previous prime is 20110344000979. The next prime is 20110344001061. The reversal of 20110344001001 is 10010044301102.

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 20110344001001 - 2²⁶ = 20110276892137 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20110344001061) 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, 893702375 + ... + 893724876.

It is an arithmetic number, because the mean of its divisors is an integer number (5028032859876).

Almost surely, 2^{20110344001001} is an apocalyptic number.

It is an amenable number.

20110344001001 is a deficient number, since it is larger than the sum of its proper divisors (1787438503).

20110344001001 is a wasteful number, since it uses less digits than its factorization.

20110344001001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1787438502.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 20110344001001 its reverse (10010044301102), we get a palindrome (30120388302103).

The spelling of 20110344001001 in words is "twenty trillion, one hundred ten billion, three hundred forty-four million, one thousand, one".