2003201100023 has 8 divisors (see below), whose sum is σ = 2101127358048. Its totient is φ = 1906177388544.

The previous prime is 2003201100001. The next prime is 2003201100041. The reversal of 2003201100023 is 3200011023002.

It is a happy number.

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 2003201100023 - 2¹² = 2003201095927 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2003201099980 and 2003201100007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003201100083) 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, 225632090 + ... + 225640967.

It is an arithmetic number, because the mean of its divisors is an integer number (262640919756).

Almost surely, 2^{2003201100023} is an apocalyptic number.

2003201100023 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2003201100023 is a deficient number, since it is larger than the sum of its proper divisors (97926258025).

2003201100023 is a wasteful number, since it uses less digits than its factorization.

2003201100023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451273273.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 2003201100023 its reverse (3200011023002), we get a palindrome (5203212123025).

The spelling of 2003201100023 in words is "two trillion, three billion, two hundred one million, one hundred thousand, twenty-three".