33242141021 has 16 divisors (see below), whose sum is σ = 34634550720. Its totient is φ = 31879249920.

The previous prime is 33242140913. The next prime is 33242141029. The reversal of 33242141021 is 12014124233.

It is a cyclic number.

It is not a de Polignac number, because 33242141021 - 2²⁶ = 33175032157 is a prime.

It is a super-2 number, since 2×33242141021² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33242141029) 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, 2156381 + ... + 2171741.

It is an arithmetic number, because the mean of its divisors is an integer number (2164659420).

Almost surely, 2^33242141021 is an apocalyptic number.

It is an amenable number.

33242141021 is a deficient number, since it is larger than the sum of its proper divisors (1392409699).

33242141021 is a wasteful number, since it uses less digits than its factorization.

33242141021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16316.

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

Adding to 33242141021 its reverse (12014124233), we get a palindrome (45256265254).

The spelling of 33242141021 in words is "thirty-three billion, two hundred forty-two million, one hundred forty-one thousand, twenty-one".