1123113201072 has 60 divisors (see below), whose sum is σ = 3082084332936. Its totient is φ = 352349235200.

The previous prime is 1123113201059. The next prime is 1123113201097. The reversal of 1123113201072 is 2701023113211.

It is a super-2 number, since 2×1123113201072² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40467429 + ... + 40495172.

Almost surely, 2^{1123113201072} is an apocalyptic number.

1123113201072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1123113201072 is an abundant number, since it is smaller than the sum of its proper divisors (1958971131864).

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

1123113201072 is a wasteful number, since it uses less digits than its factorization.

1123113201072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80962646 (or 80962623 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 24.

Adding to 1123113201072 its reverse (2701023113211), we get a palindrome (3824136314283).

The spelling of 1123113201072 in words is "one trillion, one hundred twenty-three billion, one hundred thirteen million, two hundred one thousand, seventy-two".