10111115340 has 36 divisors (see below), whose sum is σ = 30670383744. Its totient is φ = 2696297376.

The previous prime is 10111115327. The next prime is 10111115389. The reversal of 10111115340 is 4351111101.

10111115340 is a `hidden beast` number, since 10 + 11 + 111 + 534 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28086252 + ... + 28086611.

It is an arithmetic number, because the mean of its divisors is an integer number (851955104).

Almost surely, 2^10111115340 is an apocalyptic number.

10111115340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10111115340 is an abundant number, since it is smaller than the sum of its proper divisors (20559268404).

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

10111115340 is a wasteful number, since it uses less digits than its factorization.

10111115340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56172878 (or 56172873 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 18.

Adding to 10111115340 its reverse (4351111101), we get a palindrome (14462226441).

The spelling of 10111115340 in words is "ten billion, one hundred eleven million, one hundred fifteen thousand, three hundred forty".