1210312032043 has 4 divisors (see below), whose sum is σ = 1210317175648. Its totient is φ = 1210306888440.

The previous prime is 1210312032001. The next prime is 1210312032071. The reversal of 1210312032043 is 3402302130121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1210312032043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1210312032443) 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, 2201028 + ... + 2695393.

It is an arithmetic number, because the mean of its divisors is an integer number (302579293912).

Almost surely, 2^{1210312032043} is an apocalyptic number.

1210312032043 is a deficient number, since it is larger than the sum of its proper divisors (5143605).

1210312032043 is an equidigital number, since it uses as much as digits as its factorization.

1210312032043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5143604.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1210312032043 its reverse (3402302130121), we get a palindrome (4612614162164).

The spelling of 1210312032043 in words is "one trillion, two hundred ten billion, three hundred twelve million, thirty-two thousand, forty-three".