1222026621453 has 80 divisors (see below), whose sum is σ = 2109903453504. Its totient is φ = 696623639040.

The previous prime is 1222026621437. The next prime is 1222026621463. The reversal of 1222026621453 is 3541266202221.

1222026621453 is a `hidden beast` number, since 1 + 2 + 2 + 2 + 0 + 26 + 621 + 4 + 5 + 3 = 666.

It is not a de Polignac number, because 1222026621453 - 2⁴ = 1222026621437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222026621433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 25225851 + ... + 25274247.

Almost surely, 2^{1222026621453} is an apocalyptic number.

It is an amenable number.

1222026621453 is a deficient number, since it is larger than the sum of its proper divisors (887876832051).

1222026621453 is a wasteful number, since it uses less digits than its factorization.

1222026621453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50104 (or 50095 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 1222026621453 in words is "one trillion, two hundred twenty-two billion, twenty-six million, six hundred twenty-one thousand, four hundred fifty-three".