1222736141385 has 256 divisors, whose sum is σ = 2507880038400. Its totient is φ = 559816012800.

The previous prime is 1222736141377. The next prime is 1222736141411. The reversal of 1222736141385 is 5831416372221.

1222736141385 is a `hidden beast` number, since 1 + 2 + 2 + 27 + 3 + 614 + 1 + 3 + 8 + 5 = 666.

It is not a de Polignac number, because 1222736141385 - 2³ = 1222736141377 is a prime.

It is a super-3 number, since 3×1222736141385³ (a number of 37 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 1222736141385.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 336191787 + ... + 336195423.

It is an arithmetic number, because the mean of its divisors is an integer number (9796406400).

Almost surely, 2^{1222736141385} is an apocalyptic number.

1222736141385 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1222736141385 is an abundant number, since it is smaller than the sum of its proper divisors (1285143897015).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1222736141385 is a wasteful number, since it uses less digits than its factorization.

1222736141385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3869 (or 3863 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The spelling of 1222736141385 in words is "one trillion, two hundred twenty-two billion, seven hundred thirty-six million, one hundred forty-one thousand, three hundred eighty-five".