201103002131023 has 4 divisors (see below), whose sum is σ = 203362586424720. Its totient is φ = 198843417837328.

The previous prime is 201103002130981. The next prime is 201103002131029. The reversal of 201103002131023 is 320131200301102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 201103002131023 - 2³⁷ = 200965563177551 is a prime.

It is a super-2 number, since 2×201103002131023² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201103002131029) 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, 1129792146715 + ... + 1129792146892.

It is an arithmetic number, because the mean of its divisors is an integer number (50840646606180).

Almost surely, 2^{201103002131023} is an apocalyptic number.

201103002131023 is a deficient number, since it is larger than the sum of its proper divisors (2259584293697).

201103002131023 is an equidigital number, since it uses as much as digits as its factorization.

201103002131023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2259584293696.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 201103002131023 its reverse (320131200301102), we get a palindrome (521234202432125).

The spelling of 201103002131023 in words is "two hundred one trillion, one hundred three billion, two million, one hundred thirty-one thousand, twenty-three".