20232021000001 has 4 divisors (see below), whose sum is σ = 21422139882372. Its totient is φ = 19041902117632.

The previous prime is 20232020999929. The next prime is 20232021000043. The reversal of 20232021000001 is 10000012023202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9819292280625 + 10412728719376 = 3133575^2 + 3226876^2 .

It is a cyclic number.

It is not a de Polignac number, because 20232021000001 - 2³⁹ = 19682265186113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20232021000091) 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, 595059441160 + ... + 595059441193.

It is an arithmetic number, because the mean of its divisors is an integer number (5355534970593).

Almost surely, 2^{20232021000001} is an apocalyptic number.

It is an amenable number.

20232021000001 is a deficient number, since it is larger than the sum of its proper divisors (1190118882371).

20232021000001 is a wasteful number, since it uses less digits than its factorization.

20232021000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190118882370.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 20232021000001 its reverse (10000012023202), we get a palindrome (30232033023203).

It can be divided in two parts, 2023202 and 1000001, that multiplied together give a palindrome (2023204023202).

The spelling of 20232021000001 in words is "twenty trillion, two hundred thirty-two billion, twenty-one million, one", and thus it is an aban number.