3220355523402 has 24 divisors (see below), whose sum is σ = 7013589498084. Its totient is φ = 1067889913344.

The previous prime is 3220355523401. The next prime is 3220355523403. The reversal of 3220355523402 is 2043255530223.

3220355523402 is a `hidden beast` number, since 3 + 220 + 3 + 5 + 5 + 5 + 23 + 402 = 666.

3220355523402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3220355523401) and next prime (3220355523403).

It can be written as a sum of positive squares in 2 ways, for example, as 2846006114121 + 374349409281 = 1687011^2 + 611841^2 .

It is not an unprimeable number, because it can be changed into a prime (3220355523401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 463490413 + ... + 463497360.

Almost surely, 2^{3220355523402} is an apocalyptic number.

3220355523402 is an abundant number, since it is smaller than the sum of its proper divisors (3793233974682).

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

3220355523402 is a wasteful number, since it uses less digits than its factorization.

3220355523402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 926987974 (or 926987971 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 36.

The spelling of 3220355523402 in words is "three trillion, two hundred twenty billion, three hundred fifty-five million, five hundred twenty-three thousand, four hundred two".