11401401120 has 48 divisors (see below), whose sum is σ = 35914415040. Its totient is φ = 3040373504.

The previous prime is 11401401119. The next prime is 11401401217. The reversal of 11401401120 is 2110410411.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 11401401120.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11875980 + ... + 11876939.

It is an arithmetic number, because the mean of its divisors is an integer number (748216980).

Almost surely, 2^11401401120 is an apocalyptic number.

11401401120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11401401120 is an abundant number, since it is smaller than the sum of its proper divisors (24513013920).

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

11401401120 is a wasteful number, since it uses less digits than its factorization.

11401401120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23752937 (or 23752929 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11401401120 its reverse (2110410411), we get a palindrome (13511811531).

The spelling of 11401401120 in words is "eleven billion, four hundred one million, four hundred one thousand, one hundred twenty".