1022122110505 has 8 divisors (see below), whose sum is σ = 1226552415624. Its totient is φ = 817693766400.

The previous prime is 1022122110491. The next prime is 1022122110557. The reversal of 1022122110505 is 5050112212201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 79879151641 + 942242958864 = 282629^2 + 970692^2 .

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

It is not a de Polignac number, because 1022122110505 - 2¹⁹ = 1022121586217 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1163715 + ... + 1843495.

It is an arithmetic number, because the mean of its divisors is an integer number (153319051953).

Almost surely, 2^{1022122110505} is an apocalyptic number.

It is an amenable number.

1022122110505 is a deficient number, since it is larger than the sum of its proper divisors (204430305119).

1022122110505 is an equidigital number, since it uses as much as digits as its factorization.

1022122110505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980507.

The product of its (nonzero) digits is 400, while the sum is 22.

Adding to 1022122110505 its reverse (5050112212201), we get a palindrome (6072234322706).

The spelling of 1022122110505 in words is "one trillion, twenty-two billion, one hundred twenty-two million, one hundred ten thousand, five hundred five".