1133131220138 has 8 divisors (see below), whose sum is σ = 1699771053540. Its totient is φ = 566540868960.

The previous prime is 1133131220131. The next prime is 1133131220161. The reversal of 1133131220138 is 8310221313311.

It can be written as a sum of positive squares in 2 ways, for example, as 1110172000609 + 22959219529 = 1053647^2 + 151523^2 .

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 1133131220138.

It is not an unprimeable number, because it can be changed into a prime (1133131220131) 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, 12313253 + ... + 12404936.

Almost surely, 2^{1133131220138} is an apocalyptic number.

1133131220138 is a deficient number, since it is larger than the sum of its proper divisors (566639833402).

1133131220138 is a wasteful number, since it uses less digits than its factorization.

1133131220138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24741112.

The product of its (nonzero) digits is 2592, while the sum is 29.

Adding to 1133131220138 its reverse (8310221313311), we get a palindrome (9443352533449).

The spelling of 1133131220138 in words is "one trillion, one hundred thirty-three billion, one hundred thirty-one million, two hundred twenty thousand, one hundred thirty-eight".