1102400044 has 24 divisors (see below), whose sum is σ = 1961662640. Its totient is φ = 541956096.

The previous prime is 1102400023. The next prime is 1102400059. The reversal of 1102400044 is 4400042011.

It is a super-2 number, since 2×1102400044² = 2430571714022403872, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 151072 + ... + 158200.

Almost surely, 2^1102400044 is an apocalyptic number.

It is an amenable number.

1102400044 is a deficient number, since it is larger than the sum of its proper divisors (859262596).

1102400044 is a wasteful number, since it uses less digits than its factorization.

1102400044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7777 (or 7775 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1102400044 is about 33202.4102137179. The cubic root of 1102400044 is about 1033.0303330365.

Adding to 1102400044 its reverse (4400042011), we get a palindrome (5502442055).

The spelling of 1102400044 in words is "one billion, one hundred two million, four hundred thousand, forty-four".