20223253535 has 16 divisors (see below), whose sum is σ = 25926441600. Its totient is φ = 15098330016.

The previous prime is 20223253517. The next prime is 20223253541. The reversal of 20223253535 is 53535232202.

It is a cyclic number.

It is not a de Polignac number, because 20223253535 - 2³² = 15928286239 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1582265 + ... + 1594994.

It is an arithmetic number, because the mean of its divisors is an integer number (1620402600).

Almost surely, 2^20223253535 is an apocalyptic number.

20223253535 is a deficient number, since it is larger than the sum of its proper divisors (5703188065).

20223253535 is a wasteful number, since it uses less digits than its factorization.

20223253535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3177350.

The product of its (nonzero) digits is 54000, while the sum is 32.

Adding to 20223253535 its reverse (53535232202), we get a palindrome (73758485737).

The spelling of 20223253535 in words is "twenty billion, two hundred twenty-three million, two hundred fifty-three thousand, five hundred thirty-five".