320202111212 has 6 divisors (see below), whose sum is σ = 560353694628. Its totient is φ = 160101055604.

The previous prime is 320202111211. The next prime is 320202111223. The reversal of 320202111212 is 212111202023.

It is a super-2 number, since 2×320202111212² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (320202111211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40025263898 + ... + 40025263905.

It is an arithmetic number, because the mean of its divisors is an integer number (93392282438).

Almost surely, 2^320202111212 is an apocalyptic number.

It is an amenable number.

320202111212 is a deficient number, since it is larger than the sum of its proper divisors (240151583416).

320202111212 is a wasteful number, since it uses less digits than its factorization.

320202111212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80050527807 (or 80050527805 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 320202111212 its reverse (212111202023), we get a palindrome (532313313235).

The spelling of 320202111212 in words is "three hundred twenty billion, two hundred two million, one hundred eleven thousand, two hundred twelve".