201001200121022 has 16 divisors (see below), whose sum is σ = 348445098125280. Its totient is φ = 85175468429568.

The previous prime is 201001200120997. The next prime is 201001200121039. The reversal of 201001200121022 is 220121002100102.

It is a super-2 number, since 2×201001200121022² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 201001200120988 and 201001200121006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80658586283 + ... + 80658588774.

It is an arithmetic number, because the mean of its divisors is an integer number (21777818632830).

Almost surely, 2^{201001200121022} is an apocalyptic number.

201001200121022 is a deficient number, since it is larger than the sum of its proper divisors (147443898004258).

201001200121022 is a wasteful number, since it uses less digits than its factorization.

201001200121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161317175155.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 201001200121022 its reverse (220121002100102), we get a palindrome (421122202221124).

The spelling of 201001200121022 in words is "two hundred one trillion, one billion, two hundred million, one hundred twenty-one thousand, twenty-two".