32131121011 has 16 divisors (see below), whose sum is σ = 35434716768. Its totient is φ = 28891872000.

The previous prime is 32131120999. The next prime is 32131121017. The reversal of 32131121011 is 11012113123.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 32131121011 - 2²⁹ = 31594250099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32131121017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1133665 + ... + 1161661.

It is an arithmetic number, because the mean of its divisors is an integer number (2214669798).

Almost surely, 2^32131121011 is an apocalyptic number.

32131121011 is a deficient number, since it is larger than the sum of its proper divisors (3303595757).

32131121011 is a wasteful number, since it uses less digits than its factorization.

32131121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29142.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 32131121011 its reverse (11012113123), we get a palindrome (43143234134).

It can be divided in two parts, 3213112 and 1011, that added together give a palindrome (3214123).

The spelling of 32131121011 in words is "thirty-two billion, one hundred thirty-one million, one hundred twenty-one thousand, eleven".