4021333520612 has 6 divisors (see below), whose sum is σ = 7037333661078. Its totient is φ = 2010666760304.

The previous prime is 4021333520587. The next prime is 4021333520651. The reversal of 4021333520612 is 2160253331204.

It can be written as a sum of positive squares in only one way, i.e., 3397445222656 + 623888297956 = 1843216^2 + 789866^2 .

It is a super-2 number, since 2×4021333520612² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502666690073 + ... + 502666690080.

It is an arithmetic number, because the mean of its divisors is an integer number (1172888943513).

Almost surely, 2^{4021333520612} is an apocalyptic number.

It is an amenable number.

4021333520612 is a deficient number, since it is larger than the sum of its proper divisors (3016000140466).

4021333520612 is a wasteful number, since it uses less digits than its factorization.

4021333520612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005333380157 (or 1005333380155 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 4021333520612 its reverse (2160253331204), we get a palindrome (6181586851816).

The spelling of 4021333520612 in words is "four trillion, twenty-one billion, three hundred thirty-three million, five hundred twenty thousand, six hundred twelve".