33365120042 has 8 divisors (see below), whose sum is σ = 50225786532. Its totient is φ = 16623191200.

The previous prime is 33365120029. The next prime is 33365120059. The reversal of 33365120042 is 24002156333.

It can be written as a sum of positive squares in 2 ways, for example, as 30979872121 + 2385247921 = 176011^2 + 48839^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×33365120042² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33365119987 and 33365120014.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29683709 + ... + 29684832.

Almost surely, 2^33365120042 is an apocalyptic number.

33365120042 is a deficient number, since it is larger than the sum of its proper divisors (16860666490).

33365120042 is a wasteful number, since it uses less digits than its factorization.

33365120042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59368824.

The product of its (nonzero) digits is 12960, while the sum is 29.

Adding to 33365120042 its reverse (24002156333), we get a palindrome (57367276375).

The spelling of 33365120042 in words is "thirty-three billion, three hundred sixty-five million, one hundred twenty thousand, forty-two".