101131332003 has 56 divisors (see below), whose sum is σ = 163972559520. Its totient is φ = 61975031040.

The previous prime is 101131331999. The next prime is 101131332047. The reversal of 101131332003 is 300233131101.

It is a happy number.

It is not a de Polignac number, because 101131332003 - 2² = 101131331999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101131332103) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 2261818 + ... + 2306096.

It is an arithmetic number, because the mean of its divisors is an integer number (2928081420).

Almost surely, 2^101131332003 is an apocalyptic number.

101131332003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

101131332003 is a deficient number, since it is larger than the sum of its proper divisors (62841227517).

101131332003 is an equidigital number, since it uses as much as digits as its factorization.

101131332003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44551 (or 44536 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 101131332003 its reverse (300233131101), we get a palindrome (401364463104).

The spelling of 101131332003 in words is "one hundred one billion, one hundred thirty-one million, three hundred thirty-two thousand, three".