33244130121 has 16 divisors (see below), whose sum is σ = 46664217600. Its totient is φ = 20993687568.

The previous prime is 33244130119. The next prime is 33244130177. The reversal of 33244130121 is 12103144233.

It is a happy number.

It is not a de Polignac number, because 33244130121 - 2¹ = 33244130119 is a prime.

It is a super-2 number, since 2×33244130121² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33244130091 and 33244130100.

It is not an unprimeable number, because it can be changed into a prime (33244135121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 495060 + ... + 558186.

It is an arithmetic number, because the mean of its divisors is an integer number (2916513600).

Almost surely, 2^33244130121 is an apocalyptic number.

It is an amenable number.

33244130121 is a deficient number, since it is larger than the sum of its proper divisors (13420087479).

33244130121 is a wasteful number, since it uses less digits than its factorization.

33244130121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72388.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 33244130121 its reverse (12103144233), we get a palindrome (45347274354).

The spelling of 33244130121 in words is "thirty-three billion, two hundred forty-four million, one hundred thirty thousand, one hundred twenty-one".