20023233232001 has 2 divisors, whose sum is σ = 20023233232002. Its totient is φ = 20023233232000.

The previous prime is 20023233231979. The next prime is 20023233232033. The reversal of 20023233232001 is 10023233232002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19108438542400 + 914794689601 = 4371320^2 + 956449^2 .

It is a cyclic number.

It is not a de Polignac number, because 20023233232001 - 2²² = 20023229037697 is a prime.

It is not a weakly prime, because it can be changed into another prime (20023233232501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10011616616000 + 10011616616001.

It is an arithmetic number, because the mean of its divisors is an integer number (10011616616001).

Almost surely, 2^{20023233232001} is an apocalyptic number.

It is an amenable number.

20023233232001 is a deficient number, since it is larger than the sum of its proper divisors (1).

20023233232001 is an equidigital number, since it uses as much as digits as its factorization.

20023233232001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 20023233232001 its reverse (10023233232002), we get a palindrome (30046466464003).

Subtracting from 20023233232001 its reverse (10023233232002), we obtain a palindrome (9999999999999).

The spelling of 20023233232001 in words is "twenty trillion, twenty-three billion, two hundred thirty-three million, two hundred thirty-two thousand, one".