1022433155231 has 4 divisors (see below), whose sum is σ = 1026320734032. Its totient is φ = 1018545576432.

The previous prime is 1022433155207. The next prime is 1022433155323. The reversal of 1022433155231 is 1325513342201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1022433155231 - 2¹⁰ = 1022433154207 is a prime.

It is a super-2 number, since 2×1022433155231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022433155431) 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 3 ways as a sum of consecutive naturals, for example, 1943789006 + ... + 1943789531.

It is an arithmetic number, because the mean of its divisors is an integer number (256580183508).

Almost surely, 2^{1022433155231} is an apocalyptic number.

1022433155231 is a deficient number, since it is larger than the sum of its proper divisors (3887578801).

1022433155231 is an equidigital number, since it uses as much as digits as its factorization.

1022433155231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3887578800.

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

Adding to 1022433155231 its reverse (1325513342201), we get a palindrome (2347946497432).

The spelling of 1022433155231 in words is "one trillion, twenty-two billion, four hundred thirty-three million, one hundred fifty-five thousand, two hundred thirty-one".