2103302311031 has 8 divisors (see below), whose sum is σ = 2114681508720. Its totient is φ = 2091949485952.

The previous prime is 2103302311003. The next prime is 2103302311037. The reversal of 2103302311031 is 1301132033012.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2103302311031 is a prime.

It is a super-2 number, since 2×2103302311031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2103302310994 and 2103302311012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103302311037) 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, 6433205 + ... + 6752238.

It is an arithmetic number, because the mean of its divisors is an integer number (264335188590).

Almost surely, 2^{2103302311031} is an apocalyptic number.

2103302311031 is a deficient number, since it is larger than the sum of its proper divisors (11379197689).

2103302311031 is a wasteful number, since it uses less digits than its factorization.

2103302311031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13186305.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 2103302311031 its reverse (1301132033012), we get a palindrome (3404434344043).

The spelling of 2103302311031 in words is "two trillion, one hundred three billion, three hundred two million, three hundred eleven thousand, thirty-one".