33121121332002 has 64 divisors (see below), whose sum is σ = 75066328402560. Its totient is φ = 9650400076800.

The previous prime is 33121121332001. The next prime is 33121121332043. The reversal of 33121121332002 is 20023312112133.

It is not an unprimeable number, because it can be changed into a prime (33121121332001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35440513 + ... + 36363060.

It is an arithmetic number, because the mean of its divisors is an integer number (1172911381290).

Almost surely, 2^{33121121332002} is an apocalyptic number.

33121121332002 is an abundant number, since it is smaller than the sum of its proper divisors (41945207070558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33121121332002 is a wasteful number, since it uses less digits than its factorization.

33121121332002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71803859.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 33121121332002 its reverse (20023312112133), we get a palindrome (53144433444135).

The spelling of 33121121332002 in words is "thirty-three trillion, one hundred twenty-one billion, one hundred twenty-one million, three hundred thirty-two thousand, two".