3212320611620 has 48 divisors (see below), whose sum is σ = 6852926965248. Its totient is φ = 1264612458240.

The previous prime is 3212320611611. The next prime is 3212320611641. The reversal of 3212320611620 is 261160232123.

It is a happy 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, 1673876 + ... + 3037515.

It is an arithmetic number, because the mean of its divisors is an integer number (142769311776).

Almost surely, 2^{3212320611620} is an apocalyptic number.

It is an amenable number.

3212320611620 is an abundant number, since it is smaller than the sum of its proper divisors (3640606353628).

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

3212320611620 is a wasteful number, since it uses less digits than its factorization.

3212320611620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4711940 (or 4711938 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 3212320611620 its reverse (261160232123), we get a palindrome (3473480843743).

The spelling of 3212320611620 in words is "three trillion, two hundred twelve billion, three hundred twenty million, six hundred eleven thousand, six hundred twenty".