33042121241 has 16 divisors (see below), whose sum is σ = 34915565568. Its totient is φ = 31207453200.

The previous prime is 33042121199. The next prime is 33042121271. The reversal of 33042121241 is 14212124033.

It is a cyclic number.

It is not a de Polignac number, because 33042121241 - 2¹⁰ = 33042120217 is a prime.

It is a super-2 number, since 2×33042121241² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33042121271) 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, 589526 + ... + 643136.

It is an arithmetic number, because the mean of its divisors is an integer number (2182222848).

Almost surely, 2^33042121241 is an apocalyptic number.

It is an amenable number.

33042121241 is a deficient number, since it is larger than the sum of its proper divisors (1873444327).

33042121241 is a wasteful number, since it uses less digits than its factorization.

33042121241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53972.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 33042121241 its reverse (14212124033), we get a palindrome (47254245274).

The spelling of 33042121241 in words is "thirty-three billion, forty-two million, one hundred twenty-one thousand, two hundred forty-one".