32121013030 has 8 divisors (see below), whose sum is σ = 57817823472.
Its totient is φ = 12848405208.
The previous prime is 32121013007. The next prime is 32121013039. The reversal of 32121013030 is 3031012123.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 32121012995 and 32121013013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (32121013039) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1606050642 + ... + 1606050661.
It is an arithmetic number, because the mean of its divisors is an integer number (7227227934).
Almost surely, 232121013030 is an apocalyptic number.
32121013030 is a deficient number, since it is larger than the sum of its proper divisors (25696810442).
32121013030 is a wasteful number, since it uses less digits than its factorization.
32121013030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3212101310.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 32121013030 its reverse (3031012123), we get a palindrome (35152025153).
The spelling of 32121013030 in words is "thirty-two billion, one hundred twenty-one million, thirteen thousand, thirty".