2731707322123 has 4 divisors (see below), whose sum is σ = 2941838654608. Its totient is φ = 2521575989640.

The previous prime is 2731707322109. The next prime is 2731707322163. The reversal of 2731707322123 is 3212237071372.

It is a happy number.

2731707322123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2731707322123 - 2⁴¹ = 532684066571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2731707322163) 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, 105065666223 + ... + 105065666248.

It is an arithmetic number, because the mean of its divisors is an integer number (735459663652).

Almost surely, 2^{2731707322123} is an apocalyptic number.

2731707322123 is a deficient number, since it is larger than the sum of its proper divisors (210131332485).

2731707322123 is a wasteful number, since it uses less digits than its factorization.

2731707322123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210131332484.

The product of its (nonzero) digits is 148176, while the sum is 40.

The spelling of 2731707322123 in words is "two trillion, seven hundred thirty-one billion, seven hundred seven million, three hundred twenty-two thousand, one hundred twenty-three".