1222050451055 has 16 divisors (see below), whose sum is σ = 1676759591424. Its totient is φ = 837575108640.

The previous prime is 1222050451049. The next prime is 1222050451079. The reversal of 1222050451055 is 5501540502221.

It is a happy number.

It is not a de Polignac number, because 1222050451055 - 2¹⁶ = 1222050385519 is a prime.

It is a super-2 number, since 2×1222050451055² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8308211 + ... + 8454020.

It is an arithmetic number, because the mean of its divisors is an integer number (104797474464).

Almost surely, 2^{1222050451055} is an apocalyptic number.

1222050451055 is a deficient number, since it is larger than the sum of its proper divisors (454709140369).

1222050451055 is a wasteful number, since it uses less digits than its factorization.

1222050451055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16764326.

The product of its (nonzero) digits is 20000, while the sum is 32.

Adding to 1222050451055 its reverse (5501540502221), we get a palindrome (6723590953276).

The spelling of 1222050451055 in words is "one trillion, two hundred twenty-two billion, fifty million, four hundred fifty-one thousand, fifty-five".