201013122 has 16 divisors (see below), whose sum is σ = 423185760. Its totient is φ = 63477792.

The previous prime is 201013097. The next prime is 201013139. The reversal of 201013122 is 221310102.

It is a junction number, because it is equal to n+sod(n) for n = 201013098 and 201013107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 881523 + ... + 881750.

It is an arithmetic number, because the mean of its divisors is an integer number (26449110).

Almost surely, 2^201013122 is an apocalyptic number.

201013122 is an abundant number, since it is smaller than the sum of its proper divisors (222172638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201013122 is a wasteful number, since it uses less digits than its factorization.

201013122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1763297.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 201013122 is about 14177.9096484637. The cubic root of 201013122 is about 585.7893471859.

Adding to 201013122 its reverse (221310102), we get a palindrome (422323224).

The spelling of 201013122 in words is "two hundred one million, thirteen thousand, one hundred twenty-two".