1121302401040 has 20 divisors (see below), whose sum is σ = 2607028082604. Its totient is φ = 448520960384.

The previous prime is 1121302401029. The next prime is 1121302401053. The reversal of 1121302401040 is 401042031211.

It can be written as a sum of positive squares in 2 ways, for example, as 656903766016 + 464398635024 = 810496^2 + 681468^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-3 number, since 3×1121302401040³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1121302400999 and 1121302401017.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7008139927 + ... + 7008140086.

Almost surely, 2^{1121302401040} is an apocalyptic number.

1121302401040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121302401040 is an abundant number, since it is smaller than the sum of its proper divisors (1485725681564).

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

1121302401040 is a wasteful number, since it uses less digits than its factorization.

1121302401040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14016280026 (or 14016280020 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 1121302401040 its reverse (401042031211), we get a palindrome (1522344432251).

The spelling of 1121302401040 in words is "one trillion, one hundred twenty-one billion, three hundred two million, four hundred one thousand, forty".