201022023001 has 4 divisors (see below), whose sum is σ = 201096950032. Its totient is φ = 200947095972.

The previous prime is 201022022983. The next prime is 201022023023. The reversal of 201022023001 is 100320220102.

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 201022023001 - 2⁵ = 201022022969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201022027001) 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, 37459491 + ... + 37464856.

It is an arithmetic number, because the mean of its divisors is an integer number (50274237508).

Almost surely, 2^201022023001 is an apocalyptic number.

It is an amenable number.

201022023001 is a deficient number, since it is larger than the sum of its proper divisors (74927031).

201022023001 is an equidigital number, since it uses as much as digits as its factorization.

201022023001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74927030.

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

Adding to 201022023001 its reverse (100320220102), we get a palindrome (301342243103).

The spelling of 201022023001 in words is "two hundred one billion, twenty-two million, twenty-three thousand, one".