2131110332320 has 48 divisors (see below), whose sum is σ = 5048772664320. Its totient is φ = 850069613824.

The previous prime is 2131110332231. The next prime is 2131110332339. The reversal of 2131110332320 is 232330111312.

It is a junction number, because it is equal to n+sod(n) for n = 2131110332291 and 2131110332300.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18493312 + ... + 18608191.

It is an arithmetic number, because the mean of its divisors is an integer number (105182763840).

Almost surely, 2^{2131110332320} is an apocalyptic number.

2131110332320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2131110332320 is an abundant number, since it is smaller than the sum of its proper divisors (2917662332000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2131110332320 is a wasteful number, since it uses less digits than its factorization.

2131110332320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37101877 (or 37101869 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 2131110332320 its reverse (232330111312), we get a palindrome (2363440443632).

The spelling of 2131110332320 in words is "two trillion, one hundred thirty-one billion, one hundred ten million, three hundred thirty-two thousand, three hundred twenty".