620016101 has 8 divisors (see below), whose sum is σ = 637624224. Its totient is φ = 602626960.

The previous prime is 620016077. The next prime is 620016107. The reversal of 620016101 is 101610026.

It is a happy number.

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

It is not a de Polignac number, because 620016101 - 2¹⁴ = 619999717 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 620016101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620016107) 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, 48995 + ... + 60336.

It is an arithmetic number, because the mean of its divisors is an integer number (79703028).

Almost surely, 2^620016101 is an apocalyptic number.

It is an amenable number.

620016101 is a deficient number, since it is larger than the sum of its proper divisors (17608123).

620016101 is a wasteful number, since it uses less digits than its factorization.

620016101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109491.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 620016101 is about 24900.1225097388. The cubic root of 620016101 is about 852.7092796370.

Adding to 620016101 its reverse (101610026), we get a palindrome (721626127).

The spelling of 620016101 in words is "six hundred twenty million, sixteen thousand, one hundred one".