16121440110 has 16 divisors (see below), whose sum is σ = 38691456336. Its totient is φ = 4299050688.

The previous prime is 16121440109. The next prime is 16121440133. The reversal of 16121440110 is 1104412161.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268690639 + ... + 268690698.

It is an arithmetic number, because the mean of its divisors is an integer number (2418216021).

Almost surely, 2^16121440110 is an apocalyptic number.

16121440110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16121440110 is an abundant number, since it is smaller than the sum of its proper divisors (22570016226).

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

16121440110 is a wasteful number, since it uses less digits than its factorization.

16121440110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537381347.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 16121440110 its reverse (1104412161), we get a palindrome (17225852271).

The spelling of 16121440110 in words is "sixteen billion, one hundred twenty-one million, four hundred forty thousand, one hundred ten".