32203121012 has 48 divisors (see below), whose sum is σ = 60540359040. Its totient is φ = 14933855232.

The previous prime is 32203121009. The next prime is 32203121023. The reversal of 32203121012 is 21012130223.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

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, 8034713 + ... + 8038719.

It is an arithmetic number, because the mean of its divisors is an integer number (1261257480).

Almost surely, 2^32203121012 is an apocalyptic number.

It is an amenable number.

32203121012 is a deficient number, since it is larger than the sum of its proper divisors (28337238028).

32203121012 is a wasteful number, since it uses less digits than its factorization.

32203121012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5720 (or 5718 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 32203121012 its reverse (21012130223), we get a palindrome (53215251235).

The spelling of 32203121012 in words is "thirty-two billion, two hundred three million, one hundred twenty-one thousand, twelve".