33140224210442 has 4 divisors (see below), whose sum is σ = 49710336315666. Its totient is φ = 16570112105220.

The previous prime is 33140224210421. The next prime is 33140224210501. The reversal of 33140224210442 is 24401242204133.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 18547587369481 + 14592636840961 = 4306691^2 + 3820031^2 .

It is a junction number, because it is equal to n+sod(n) for n = 33140224210399 and 33140224210408.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8285056052609 + ... + 8285056052612.

Almost surely, 2^{33140224210442} is an apocalyptic number.

33140224210442 is a deficient number, since it is larger than the sum of its proper divisors (16570112105224).

33140224210442 is a wasteful number, since it uses less digits than its factorization.

33140224210442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16570112105223.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 33140224210442 its reverse (24401242204133), we get a palindrome (57541466414575).

The spelling of 33140224210442 in words is "thirty-three trillion, one hundred forty billion, two hundred twenty-four million, two hundred ten thousand, four hundred forty-two".