20230205435 has 16 divisors (see below), whose sum is σ = 26726150880. Its totient is φ = 14577891840.

The previous prime is 20230205389. The next prime is 20230205491. The reversal of 20230205435 is 53450203202.

It is not a de Polignac number, because 20230205435 - 2¹⁰ = 20230204411 is a prime.

It is a super-2 number, since 2×20230205435² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1681262 + ... + 1693251.

It is an arithmetic number, because the mean of its divisors is an integer number (1670384430).

Almost surely, 2^20230205435 is an apocalyptic number.

20230205435 is a deficient number, since it is larger than the sum of its proper divisors (6495945445).

20230205435 is a wasteful number, since it uses less digits than its factorization.

20230205435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3374638.

The product of its (nonzero) digits is 7200, while the sum is 26.

Adding to 20230205435 its reverse (53450203202), we get a palindrome (73680408637).

The spelling of 20230205435 in words is "twenty billion, two hundred thirty million, two hundred five thousand, four hundred thirty-five".