204402121033 has 8 divisors (see below), whose sum is σ = 222993852480. Its totient is φ = 185812009680.

The previous prime is 204402120991. The next prime is 204402121093. The reversal of 204402121033 is 330121204402.

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

It is not a de Polignac number, because 204402121033 - 2³⁷ = 66963167561 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 204402120995 and 204402121013.

It is not an unprimeable number, because it can be changed into a prime (204402121093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133285 + ... + 653122.

It is an arithmetic number, because the mean of its divisors is an integer number (27874231560).

Almost surely, 2^204402121033 is an apocalyptic number.

It is an amenable number.

204402121033 is a deficient number, since it is larger than the sum of its proper divisors (18591731447).

204402121033 is a wasteful number, since it uses less digits than its factorization.

204402121033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810047.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 204402121033 its reverse (330121204402), we get a palindrome (534523325435).

The spelling of 204402121033 in words is "two hundred four billion, four hundred two million, one hundred twenty-one thousand, thirty-three".