32121222010 has 32 divisors (see below), whose sum is σ = 61321110912. Its totient is φ = 12088380480.

The previous prime is 32121221971. The next prime is 32121222017. The reversal of 32121222010 is 1022212123.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (32121222017) 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, 1130704 + ... + 1158763.

It is an arithmetic number, because the mean of its divisors is an integer number (1916284716).

Almost surely, 2^32121222010 is an apocalyptic number.

32121222010 is a deficient number, since it is larger than the sum of its proper divisors (29199888902).

32121222010 is a wasteful number, since it uses less digits than its factorization.

32121222010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2289558.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 32121222010 its reverse (1022212123), we get a palindrome (33143434133).

The spelling of 32121222010 in words is "thirty-two billion, one hundred twenty-one million, two hundred twenty-two thousand, ten".