203323133000001 has 32 divisors (see below), whose sum is σ = 316424270942208. Its totient is φ = 113710294938240.

The previous prime is 203323132999963. The next prime is 203323133000003. The reversal of 203323133000001 is 100000331323302.

It is not a de Polignac number, because 203323133000001 - 2¹⁰ = 203323132998977 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (203323133000003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46459686 + ... + 50647296.

It is an arithmetic number, because the mean of its divisors is an integer number (9888258466944).

Almost surely, 2^{203323133000001} is an apocalyptic number.

203323133000001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

203323133000001 is a deficient number, since it is larger than the sum of its proper divisors (113101137942207).

203323133000001 is a wasteful number, since it uses less digits than its factorization.

203323133000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4236861.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 203323133000001 its reverse (100000331323302), we get a palindrome (303323464323303).

The spelling of 203323133000001 in words is "two hundred three trillion, three hundred twenty-three billion, one hundred thirty-three million, one", and thus it is an aban number.