11452212161236 has 24 divisors (see below), whose sum is σ = 24986644716096. Its totient is φ = 4461900841920.

The previous prime is 11452212161141. The next prime is 11452212161251. The reversal of 11452212161236 is 63216121225411.

It is a super-2 number, since 2×11452212161236² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11452212161195 and 11452212161204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18591253201 + ... + 18591253816.

It is an arithmetic number, because the mean of its divisors is an integer number (1041110196504).

Almost surely, 2^{11452212161236} is an apocalyptic number.

It is an amenable number.

11452212161236 is an abundant number, since it is smaller than the sum of its proper divisors (13534432554860).

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

11452212161236 is a wasteful number, since it uses less digits than its factorization.

11452212161236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37182507039 (or 37182507037 counting only the distinct ones).

The product of its digits is 34560, while the sum is 37.

Adding to 11452212161236 its reverse (63216121225411), we get a palindrome (74668333386647).

The spelling of 11452212161236 in words is "eleven trillion, four hundred fifty-two billion, two hundred twelve million, one hundred sixty-one thousand, two hundred thirty-six".