201033421023 has 8 divisors (see below), whose sum is σ = 268048412208. Its totient is φ = 134020355264.

The previous prime is 201033421013. The next prime is 201033421037. The reversal of 201033421023 is 320124330102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201033421023 - 2³⁴ = 183853551839 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201033421003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216990 + ... + 670187.

It is an arithmetic number, because the mean of its divisors is an integer number (33506051526).

Almost surely, 2^201033421023 is an apocalyptic number.

201033421023 is a deficient number, since it is larger than the sum of its proper divisors (67014991185).

201033421023 is an equidigital number, since it uses as much as digits as its factorization.

201033421023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962713.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 201033421023 its reverse (320124330102), we get a palindrome (521157751125).

The spelling of 201033421023 in words is "two hundred one billion, thirty-three million, four hundred twenty-one thousand, twenty-three".