204153221531003 has 2 divisors, whose sum is σ = 204153221531004. Its totient is φ = 204153221531002.

The previous prime is 204153221530991. The next prime is 204153221531113. The reversal of 204153221531003 is 300135122351402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 204153221531003 - 2⁴ = 204153221530987 is a prime.

It is a super-2 number, since 2×204153221531003² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (204153221531603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102076610765501 + 102076610765502.

It is an arithmetic number, because the mean of its divisors is an integer number (102076610765502).

Almost surely, 2^{204153221531003} is an apocalyptic number.

204153221531003 is a deficient number, since it is larger than the sum of its proper divisors (1).

204153221531003 is an equidigital number, since it uses as much as digits as its factorization.

204153221531003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 204153221531003 its reverse (300135122351402), we get a palindrome (504288343882405).

The spelling of 204153221531003 in words is "two hundred four trillion, one hundred fifty-three billion, two hundred twenty-one million, five hundred thirty-one thousand, three".