16056123100 has 36 divisors (see below), whose sum is σ = 35063743624. Its totient is φ = 6381535680.

The previous prime is 16056123067. The next prime is 16056123131. The reversal of 16056123100 is 132165061.

It is a super-2 number, since 2×16056123100² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

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, 495642 + ... + 527041.

Almost surely, 2^16056123100 is an apocalyptic number.

16056123100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16056123100 is an abundant number, since it is smaller than the sum of its proper divisors (19007620524).

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

16056123100 is a wasteful number, since it uses less digits than its factorization.

16056123100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022854 (or 1022847 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

Adding to 16056123100 its reverse (132165061), we get a palindrome (16188288161).

The spelling of 16056123100 in words is "sixteen billion, fifty-six million, one hundred twenty-three thousand, one hundred".