1231021332022 has 8 divisors (see below), whose sum is σ = 1846725969672. Its totient is φ = 615446008800.

The previous prime is 1231021332011. The next prime is 1231021332029. The reversal of 1231021332022 is 2202331201321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1231021331984 and 1231021332002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1231021332029) 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, 32304804 + ... + 32342887.

It is an arithmetic number, because the mean of its divisors is an integer number (230840746209).

Almost surely, 2^{1231021332022} is an apocalyptic number.

1231021332022 is a deficient number, since it is larger than the sum of its proper divisors (615704637650).

1231021332022 is an equidigital number, since it uses as much as digits as its factorization.

1231021332022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64657214.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1231021332022 its reverse (2202331201321), we get a palindrome (3433352533343).

The spelling of 1231021332022 in words is "one trillion, two hundred thirty-one billion, twenty-one million, three hundred thirty-two thousand, twenty-two".