1122234457779 has 16 divisors (see below), whose sum is σ = 1662597673600. Its totient is φ = 748143657288.

The previous prime is 1122234457717. The next prime is 1122234457787. The reversal of 1122234457779 is 9777544322211.

1122234457779 is a `hidden beast` number, since 1 + 1 + 2 + 2 + 23 + 44 + 577 + 7 + 9 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-1122234457779 is a prime.

It is a super-2 number, since 2×1122234457779² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1122234457079) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1441752 + ... + 2079210.

It is an arithmetic number, because the mean of its divisors is an integer number (103912354600).

Almost surely, 2^{1122234457779} is an apocalyptic number.

1122234457779 is a deficient number, since it is larger than the sum of its proper divisors (540363215821).

1122234457779 is an equidigital number, since it uses as much as digits as its factorization.

1122234457779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702671 (or 702665 counting only the distinct ones).

The product of its digits is 5927040, while the sum is 54.

The spelling of 1122234457779 in words is "one trillion, one hundred twenty-two billion, two hundred thirty-four million, four hundred fifty-seven thousand, seven hundred seventy-nine".