1211453233353 has 36 divisors (see below), whose sum is σ = 2007045331200. Its totient is φ = 702291714960.

The previous prime is 1211453233343. The next prime is 1211453233363. The reversal of 1211453233353 is 3533323541121.

1211453233353 is a `hidden beast` number, since 1 + 2 + 114 + 532 + 3 + 3 + 3 + 5 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (1211453233343) and next prime (1211453233363).

It is not a de Polignac number, because 1211453233353 - 2⁸ = 1211453233097 is a prime.

It is a super-3 number, since 3×1211453233353³ (a number of 37 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1211453233303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 24158553 + ... + 24208646.

It is an arithmetic number, because the mean of its divisors is an integer number (55751259200).

Almost surely, 2^{1211453233353} is an apocalyptic number.

It is an amenable number.

1211453233353 is a deficient number, since it is larger than the sum of its proper divisors (795592097847).

1211453233353 is a wasteful number, since it uses less digits than its factorization.

1211453233353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48367250 (or 48367236 counting only the distinct ones).

The product of its digits is 97200, while the sum is 36.

Adding to 1211453233353 its reverse (3533323541121), we get a palindrome (4744776774474).

The spelling of 1211453233353 in words is "one trillion, two hundred eleven billion, four hundred fifty-three million, two hundred thirty-three thousand, three hundred fifty-three".