20223404331235 has 16 divisors (see below), whose sum is σ = 27889898400000. Its totient is φ = 13790005311456.

The previous prime is 20223404331227. The next prime is 20223404331271. The reversal of 20223404331235 is 53213340432202.

It is a cyclic number.

It is not a de Polignac number, because 20223404331235 - 2³ = 20223404331227 is a prime.

It is a super-2 number, since 2×20223404331235² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20223404331235.

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, 1613992485 + ... + 1614005014.

It is an arithmetic number, because the mean of its divisors is an integer number (1743118650000).

Almost surely, 2^{20223404331235} is an apocalyptic number.

20223404331235 is a deficient number, since it is larger than the sum of its proper divisors (7666494068765).

20223404331235 is a wasteful number, since it uses less digits than its factorization.

20223404331235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3227997690.

The product of its (nonzero) digits is 103680, while the sum is 34.

Adding to 20223404331235 its reverse (53213340432202), we get a palindrome (73436744763437).

The spelling of 20223404331235 in words is "twenty trillion, two hundred twenty-three billion, four hundred four million, three hundred thirty-one thousand, two hundred thirty-five".