1111323400044 has 48 divisors (see below), whose sum is σ = 3046424989440. Its totient is φ = 310859691840.

The previous prime is 1111323400043. The next prime is 1111323400063. The reversal of 1111323400044 is 4400043231111.

1111323400044 = T₁₂₄₆₀₀ + T₁₂₄₆₀₁ + ... + T₁₂₄₇₄₂.

It is a junction number, because it is equal to n+sod(n) for n = 1111323399987 and 1111323400023.

It is not an unprimeable number, because it can be changed into a prime (1111323400043) 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, 323810464 + ... + 323813895.

It is an arithmetic number, because the mean of its divisors is an integer number (63467187280).

Almost surely, 2^{1111323400044} is an apocalyptic number.

It is an amenable number.

1111323400044 is an abundant number, since it is smaller than the sum of its proper divisors (1935101589396).

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

1111323400044 is a wasteful number, since it uses less digits than its factorization.

1111323400044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647624390 (or 647624388 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1111323400044 its reverse (4400043231111), we get a palindrome (5511366631155).

The spelling of 1111323400044 in words is "one trillion, one hundred eleven billion, three hundred twenty-three million, four hundred thousand, forty-four".