1320022225455 has 32 divisors (see below), whose sum is σ = 2157434625024. Its totient is φ = 688885251456.

The previous prime is 1320022225453. The next prime is 1320022225469. The reversal of 1320022225455 is 5545222200231.

It is not a de Polignac number, because 1320022225455 - 2¹ = 1320022225453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320022225453) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 3131497 + ... + 3527933.

It is an arithmetic number, because the mean of its divisors is an integer number (67419832032).

Almost surely, 2^{1320022225455} is an apocalyptic number.

1320022225455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1320022225455 is a deficient number, since it is larger than the sum of its proper divisors (837412399569).

1320022225455 is a wasteful number, since it uses less digits than its factorization.

1320022225455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401215.

The product of its (nonzero) digits is 48000, while the sum is 33.

Adding to 1320022225455 its reverse (5545222200231), we get a palindrome (6865244425686).

The spelling of 1320022225455 in words is "one trillion, three hundred twenty billion, twenty-two million, two hundred twenty-five thousand, four hundred fifty-five".