32121011436 has 48 divisors (see below), whose sum is σ = 77561833440. Its totient is φ = 10334016000.

The previous prime is 32121011401. The next prime is 32121011443. The reversal of 32121011436 is 63411012123.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1028970 + ... + 1059726.

It is an arithmetic number, because the mean of its divisors is an integer number (1615871530).

Almost surely, 2^32121011436 is an apocalyptic number.

It is an amenable number.

32121011436 is an abundant number, since it is smaller than the sum of its proper divisors (45440822004).

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

32121011436 is a wasteful number, since it uses less digits than its factorization.

32121011436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33794 (or 33792 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 32121011436 its reverse (63411012123), we get a palindrome (95532023559).

The spelling of 32121011436 in words is "thirty-two billion, one hundred twenty-one million, eleven thousand, four hundred thirty-six".