1021231110022 has 8 divisors (see below), whose sum is σ = 1531900272672. Its totient is φ = 510597685800.

The previous prime is 1021231110013. The next prime is 1021231110037. The reversal of 1021231110022 is 2200111321201.

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 = 1021231109978 and 1021231110005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8863054 + ... + 8977537.

It is an arithmetic number, because the mean of its divisors is an integer number (191487534084).

Almost surely, 2^{1021231110022} is an apocalyptic number.

1021231110022 is a deficient number, since it is larger than the sum of its proper divisors (510669162650).

1021231110022 is a wasteful number, since it uses less digits than its factorization.

1021231110022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17869214.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1021231110022 its reverse (2200111321201), we get a palindrome (3221342431223).

The spelling of 1021231110022 in words is "one trillion, twenty-one billion, two hundred thirty-one million, one hundred ten thousand, twenty-two".