1131020340202 has 8 divisors (see below), whose sum is σ = 1696549022496. Its totient is φ = 565503999372.

The previous prime is 1131020340173. The next prime is 1131020340209. The reversal of 1131020340202 is 2020430201311.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1131020340202.

It is not an unprimeable number, because it can be changed into a prime (1131020340209) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2852748 + ... + 3224935.

It is an arithmetic number, because the mean of its divisors is an integer number (212068627812).

Almost surely, 2^{1131020340202} is an apocalyptic number.

1131020340202 is a deficient number, since it is larger than the sum of its proper divisors (565528682294).

1131020340202 is an equidigital number, since it uses as much as digits as its factorization.

1131020340202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6170732.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1131020340202 its reverse (2020430201311), we get a palindrome (3151450541513).

The spelling of 1131020340202 in words is "one trillion, one hundred thirty-one billion, twenty million, three hundred forty thousand, two hundred two".