1312202143120 has 160 divisors (see below), whose sum is σ = 3609952448256. Its totient is φ = 438142156800.

The previous prime is 1312202143067. The next prime is 1312202143141. The reversal of 1312202143120 is 213412022131.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 1312202143091 and 1312202143100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 456324 + ... + 1683043.

Almost surely, 2^{1312202143120} is an apocalyptic number.

1312202143120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1312202143120 is an abundant number, since it is smaller than the sum of its proper divisors (2297750305136).

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

1312202143120 is a wasteful number, since it uses less digits than its factorization.

1312202143120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2139449 (or 2139443 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1312202143120 its reverse (213412022131), we get a palindrome (1525614165251).

The spelling of 1312202143120 in words is "one trillion, three hundred twelve billion, two hundred two million, one hundred forty-three thousand, one hundred twenty".