620516122103 has 8 divisors (see below), whose sum is σ = 665333743680. Its totient is φ = 576622575360.

The previous prime is 620516122097. The next prime is 620516122117. The reversal of 620516122103 is 301221615026.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 620516122103 - 2⁸ = 620516121847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620516122003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231017318 + ... + 231020003.

It is an arithmetic number, because the mean of its divisors is an integer number (83166717960).

Almost surely, 2^620516122103 is an apocalyptic number.

620516122103 is a deficient number, since it is larger than the sum of its proper divisors (44817621577).

620516122103 is a wasteful number, since it uses less digits than its factorization.

620516122103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462037417.

The product of its (nonzero) digits is 4320, while the sum is 29.

Adding to 620516122103 its reverse (301221615026), we get a palindrome (921737737129).

The spelling of 620516122103 in words is "six hundred twenty billion, five hundred sixteen million, one hundred twenty-two thousand, one hundred three".