1023212221022 has 8 divisors (see below), whose sum is σ = 1534856045400. Its totient is φ = 511593539224.

The previous prime is 1023212221013. The next prime is 1023212221051. The reversal of 1023212221022 is 2201222123201.

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 = 1023212220985 and 1023212221003.

It is a congruent number.

It is an unprimeable number.

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, 6183572 + ... + 6346887.

It is an arithmetic number, because the mean of its divisors is an integer number (191857005675).

Almost surely, 2^{1023212221022} is an apocalyptic number.

1023212221022 is a deficient number, since it is larger than the sum of its proper divisors (511643824378).

1023212221022 is a wasteful number, since it uses less digits than its factorization.

1023212221022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12571290.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 1023212221022 its reverse (2201222123201), we get a palindrome (3224434344223).

The spelling of 1023212221022 in words is "one trillion, twenty-three billion, two hundred twelve million, two hundred twenty-one thousand, twenty-two".