113121213303033 has 64 divisors (see below), whose sum is σ = 190266669089280. Its totient is φ = 65899941617664.

The previous prime is 113121213303029. The next prime is 113121213303121. The reversal of 113121213303033 is 330303312121311.

113121213303033 is a `hidden beast` number, since 1 + 1 + 3 + 1 + 2 + 1 + 21 + 330 + 303 + 3 = 666.

It is not a de Polignac number, because 113121213303033 - 2² = 113121213303029 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 113121213302988 and 113121213303006.

It is not an unprimeable number, because it can be changed into a prime (113121213303013) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 71445216 + ... + 73011377.

It is an arithmetic number, because the mean of its divisors is an integer number (2972916704520).

Almost surely, 2^{113121213303033} is an apocalyptic number.

113121213303033 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

113121213303033 is a deficient number, since it is larger than the sum of its proper divisors (77145455786247).

113121213303033 is a wasteful number, since it uses less digits than its factorization.

113121213303033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144456735 (or 144456729 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 27.

Adding to 113121213303033 its reverse (330303312121311), we get a palindrome (443424525424344).

The spelling of 113121213303033 in words is "one hundred thirteen trillion, one hundred twenty-one billion, two hundred thirteen million, three hundred three thousand, thirty-three".