1023231120022 has 4 divisors (see below), whose sum is σ = 1534846680036. Its totient is φ = 511615560010.

The previous prime is 1023231120019. The next prime is 1023231120029. The reversal of 1023231120022 is 2200211323201.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023231120029) 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 as a sum of consecutive naturals, namely, 255807780004 + ... + 255807780007.

It is an arithmetic number, because the mean of its divisors is an integer number (383711670009).

Almost surely, 2^{1023231120022} is an apocalyptic number.

1023231120022 is a deficient number, since it is larger than the sum of its proper divisors (511615560014).

1023231120022 is an equidigital number, since it uses as much as digits as its factorization.

1023231120022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511615560013.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1023231120022 its reverse (2200211323201), we get a palindrome (3223442443223).

The spelling of 1023231120022 in words is "one trillion, twenty-three billion, two hundred thirty-one million, one hundred twenty thousand, twenty-two".