32221213311012 has 48 divisors (see below), whose sum is σ = 82018070793792. Its totient is φ = 9763952020480.

The previous prime is 32221213310921. The next prime is 32221213311029. The reversal of 32221213311012 is 21011331212223.

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, 29498488 + ... + 30571280.

It is an arithmetic number, because the mean of its divisors is an integer number (1708709808204).

Almost surely, 2^{32221213311012} is an apocalyptic number.

It is an amenable number.

32221213311012 is an abundant number, since it is smaller than the sum of its proper divisors (49796857482780).

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

32221213311012 is a wasteful number, since it uses less digits than its factorization.

32221213311012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1300348 (or 1300346 counting only the distinct ones).

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

Adding to 32221213311012 its reverse (21011331212223), we get a palindrome (53232544523235).

The spelling of 32221213311012 in words is "thirty-two trillion, two hundred twenty-one billion, two hundred thirteen million, three hundred eleven thousand, twelve".