1101616012 has 24 divisors (see below), whose sum is σ = 2227992480. Its totient is φ = 466815360.

The previous prime is 1101615967. The next prime is 1101616013. The reversal of 1101616012 is 2106161011.

It is not an unprimeable number, because it can be changed into a prime (1101616013) by changing a digit.

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, 218539 + ... + 223522.

It is an arithmetic number, because the mean of its divisors is an integer number (92833020).

Almost surely, 2^1101616012 is an apocalyptic number.

It is an amenable number.

1101616012 is an abundant number, since it is smaller than the sum of its proper divisors (1126376468).

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

1101616012 is a wasteful number, since it uses less digits than its factorization.

1101616012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442161 (or 442159 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 19.

The square root of 1101616012 is about 33190.6012599953. The cubic root of 1101616012 is about 1032.7853763087.

Adding to 1101616012 its reverse (2106161011), we get a palindrome (3207777023).

It can be divided in two parts, 11016 and 16012, that added together give a triangular number (27028 = T₂₃₂).

The spelling of 1101616012 in words is "one billion, one hundred one million, six hundred sixteen thousand, twelve".