1152233213131 has 16 divisors (see below), whose sum is σ = 1547054385408. Its totient is φ = 828779133600.

The previous prime is 1152233213111. The next prime is 1152233213149. The reversal of 1152233213131 is 1313123322511.

It is not a de Polignac number, because 1152233213131 - 2²¹ = 1152231115979 is a prime.

It is a super-2 number, since 2×1152233213131² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1152233213131.

It is not an unprimeable number, because it can be changed into a prime (1152233213111) 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 15 ways as a sum of consecutive naturals, for example, 575540065 + ... + 575542066.

It is an arithmetic number, because the mean of its divisors is an integer number (96690899088).

Almost surely, 2^{1152233213131} is an apocalyptic number.

1152233213131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1152233213131 is a deficient number, since it is larger than the sum of its proper divisors (394821172277).

1152233213131 is a wasteful number, since it uses less digits than its factorization.

1152233213131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1151082162.

The product of its digits is 3240, while the sum is 28.

Adding to 1152233213131 its reverse (1313123322511), we get a palindrome (2465356535642).

The spelling of 1152233213131 in words is "one trillion, one hundred fifty-two billion, two hundred thirty-three million, two hundred thirteen thousand, one hundred thirty-one".