620331312422 has 16 divisors (see below), whose sum is σ = 950347324080. Its totient is φ = 303617439072.

The previous prime is 620331312323. The next prime is 620331312463. The reversal of 620331312422 is 224213133026.

It is a happy number.

It is a super-3 number, since 3×620331312422³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17123813 + ... + 17160000.

It is an arithmetic number, because the mean of its divisors is an integer number (59396707755).

Almost surely, 2^620331312422 is an apocalyptic number.

620331312422 is a deficient number, since it is larger than the sum of its proper divisors (330016011658).

620331312422 is a wasteful number, since it uses less digits than its factorization.

620331312422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34284007.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 620331312422 its reverse (224213133026), we get a palindrome (844544445448).

The spelling of 620331312422 in words is "six hundred twenty billion, three hundred thirty-one million, three hundred twelve thousand, four hundred twenty-two".