16121352130 has 32 divisors (see below), whose sum is σ = 31335865344. Its totient is φ = 5936262336.

The previous prime is 16121352109. The next prime is 16121352173. The reversal of 16121352130 is 3125312161.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 16121352095 and 16121352104.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121242 + ... + 216661.

It is an arithmetic number, because the mean of its divisors is an integer number (979245792).

Almost surely, 2^16121352130 is an apocalyptic number.

16121352130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16121352130 is a deficient number, since it is larger than the sum of its proper divisors (15214513214).

16121352130 is a wasteful number, since it uses less digits than its factorization.

16121352130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338290.

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

Adding to 16121352130 its reverse (3125312161), we get a palindrome (19246664291).

The spelling of 16121352130 in words is "sixteen billion, one hundred twenty-one million, three hundred fifty-two thousand, one hundred thirty".