1150400113220 has 48 divisors (see below), whose sum is σ = 2545133088960. Its totient is φ = 435573661824.

The previous prime is 1150400113193. The next prime is 1150400113279. The reversal of 1150400113220 is 223110040511.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1150400113192 and 1150400113201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 824159 + ... + 1726278.

It is an arithmetic number, because the mean of its divisors is an integer number (53023606020).

Almost surely, 2^{1150400113220} is an apocalyptic number.

1150400113220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1150400113220 is an abundant number, since it is smaller than the sum of its proper divisors (1394732975740).

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

1150400113220 is a wasteful number, since it uses less digits than its factorization.

1150400113220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2551652 (or 2551650 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 1150400113220 its reverse (223110040511), we get a palindrome (1373510153731).

The spelling of 1150400113220 in words is "one trillion, one hundred fifty billion, four hundred million, one hundred thirteen thousand, two hundred twenty".