201201022 has 16 divisors (see below), whose sum is σ = 337269744. Its totient is φ = 89224000.

The previous prime is 201200957. The next prime is 201201023. The reversal of 201201022 is 220102102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201201023) 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 7 ways as a sum of consecutive naturals, for example, 110629 + ... + 112432.

It is an arithmetic number, because the mean of its divisors is an integer number (21079359).

Almost surely, 2^201201022 is an apocalyptic number.

201201022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201201022 is a deficient number, since it is larger than the sum of its proper divisors (136068722).

201201022 is a wasteful number, since it uses less digits than its factorization.

201201022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223115.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 201201022 is about 14184.5346063944. The cubic root of 201201022 is about 585.9718154390.

Adding to 201201022 its reverse (220102102), we get a palindrome (421303124).

The spelling of 201201022 in words is "two hundred one million, two hundred one thousand, twenty-two".