1023222535231 has 16 divisors (see below), whose sum is σ = 1110066420064. Its totient is φ = 937562148864.

The previous prime is 1023222535229. The next prime is 1023222535277. The reversal of 1023222535231 is 1325352223201.

It is a cyclic number.

It is not a de Polignac number, because 1023222535231 - 2¹ = 1023222535229 is a prime.

It is a super-2 number, since 2×1023222535231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1023222535193 and 1023222535202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023222535031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 700420 + ... + 1592806.

It is an arithmetic number, because the mean of its divisors is an integer number (69379151254).

Almost surely, 2^{1023222535231} is an apocalyptic number.

1023222535231 is a deficient number, since it is larger than the sum of its proper divisors (86843884833).

1023222535231 is a wasteful number, since it uses less digits than its factorization.

1023222535231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893050.

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 1023222535231 its reverse (1325352223201), we get a palindrome (2348574758432).

The spelling of 1023222535231 in words is "one trillion, twenty-three billion, two hundred twenty-two million, five hundred thirty-five thousand, two hundred thirty-one".