32100140121 has 64 divisors (see below), whose sum is σ = 53254963200. Its totient is φ = 16783718400.

The previous prime is 32100140077. The next prime is 32100140173. The reversal of 32100140121 is 12104100123.

It is not a de Polignac number, because 32100140121 - 2¹¹ = 32100138073 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32100140121.

It is not an unprimeable number, because it can be changed into a prime (32100140021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7035681 + ... + 7040241.

It is an arithmetic number, because the mean of its divisors is an integer number (832108800).

Almost surely, 2^32100140121 is an apocalyptic number.

32100140121 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

32100140121 is a deficient number, since it is larger than the sum of its proper divisors (21154823079).

32100140121 is a wasteful number, since it uses less digits than its factorization.

32100140121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5190.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 32100140121 its reverse (12104100123), we get a palindrome (44204240244).

The spelling of 32100140121 in words is "thirty-two billion, one hundred million, one hundred forty thousand, one hundred twenty-one".