1020423110001 has 16 divisors (see below), whose sum is σ = 1398876901824. Its totient is φ = 661166241984.

The previous prime is 1020423109973. The next prime is 1020423110011. The reversal of 1020423110001 is 1000113240201.

It is not a de Polignac number, because 1020423110001 - 2¹⁰ = 1020423108977 is a prime.

It is a super-2 number, since 2×1020423110001² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1020423110011) 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, 4967130 + ... + 5168483.

It is an arithmetic number, because the mean of its divisors is an integer number (87429806364).

Almost surely, 2^{1020423110001} is an apocalyptic number.

It is an amenable number.

1020423110001 is a deficient number, since it is larger than the sum of its proper divisors (378453791823).

1020423110001 is a wasteful number, since it uses less digits than its factorization.

1020423110001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10136560.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1020423110001 its reverse (1000113240201), we get a palindrome (2020536350202).

The spelling of 1020423110001 in words is "one trillion, twenty billion, four hundred twenty-three million, one hundred ten thousand, one".