201013822 has 32 divisors (see below), whose sum is σ = 317463552. Its totient is φ = 95364864.

The previous prime is 201013817. The next prime is 201013823. The reversal of 201013822 is 228310102.

It is a self number, because there is not a number n which added to its sum of digits gives 201013822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201013823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 685908 + ... + 686200.

It is an arithmetic number, because the mean of its divisors is an integer number (9920736).

Almost surely, 2^201013822 is an apocalyptic number.

201013822 is a deficient number, since it is larger than the sum of its proper divisors (116449730).

201013822 is a wasteful number, since it uses less digits than its factorization.

201013822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 201013822 is about 14177.9343347330. The cubic root of 201013822 is about 585.7900271616.

Adding to 201013822 its reverse (228310102), we get a palindrome (429323924).

The spelling of 201013822 in words is "two hundred one million, thirteen thousand, eight hundred twenty-two".