499220101 has 8 divisors (see below), whose sum is σ = 504146304. Its totient is φ = 494303040.

The previous prime is 499220087. The next prime is 499220107. The reversal of 499220101 is 101022994.

It is a happy number.

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 499220101 - 2⁵ = 499220069 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 499220101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499220107) 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, 166546 + ... + 169516.

It is an arithmetic number, because the mean of its divisors is an integer number (63018288).

Almost surely, 2^499220101 is an apocalyptic number.

It is an amenable number.

499220101 is a deficient number, since it is larger than the sum of its proper divisors (4926203).

499220101 is a wasteful number, since it uses less digits than its factorization.

499220101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4571.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 499220101 is about 22343.2338975360. The cubic root of 499220101 is about 793.2876404059.

The spelling of 499220101 in words is "four hundred ninety-nine million, two hundred twenty thousand, one hundred one".