2104105343031 has 24 divisors (see below), whose sum is σ = 3059073042480. Its totient is φ = 1393620166656.

The previous prime is 2104105343003. The next prime is 2104105343047. The reversal of 2104105343031 is 1303435014012.

It is a happy number.

2104105343031 is a `hidden beast` number, since 210 + 4 + 10 + 5 + 3 + 430 + 3 + 1 = 666.

It is not a de Polignac number, because 2104105343031 - 2⁶ = 2104105342967 is a prime.

It is a super-2 number, since 2×2104105343031² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2104105342986 and 2104105343004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104105343531) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 130570 + ... + 2055543.

It is an arithmetic number, because the mean of its divisors is an integer number (127461376770).

Almost surely, 2^{2104105343031} is an apocalyptic number.

2104105343031 is a deficient number, since it is larger than the sum of its proper divisors (954967699449).

2104105343031 is a wasteful number, since it uses less digits than its factorization.

2104105343031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2186815 (or 2186812 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The spelling of 2104105343031 in words is "two trillion, one hundred four billion, one hundred five million, three hundred forty-three thousand, thirty-one".