1312133021202 has 16 divisors (see below), whose sum is σ = 2635528989600. Its totient is φ = 435500515872.

The previous prime is 1312133021159. The next prime is 1312133021209. The reversal of 1312133021202 is 2021203312131.

It is not an unprimeable number, because it can be changed into a prime (1312133021209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 469287952 + ... + 469290747.

It is an arithmetic number, because the mean of its divisors is an integer number (164720561850).

Almost surely, 2^{1312133021202} is an apocalyptic number.

1312133021202 is an abundant number, since it is smaller than the sum of its proper divisors (1323395968398).

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

1312133021202 is a wasteful number, since it uses less digits than its factorization.

1312133021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 938578937.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1312133021202 its reverse (2021203312131), we get a palindrome (3333336333333).

The spelling of 1312133021202 in words is "one trillion, three hundred twelve billion, one hundred thirty-three million, twenty-one thousand, two hundred two".