201121002202022 has 32 divisors (see below), whose sum is σ = 348121563642432. Its totient is φ = 85360318331904.

The previous prime is 201121002201997. The next prime is 201121002202031. The reversal of 201121002202022 is 220202200121102.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51394673 + ... + 55169324.

It is an arithmetic number, because the mean of its divisors is an integer number (10878798863826).

Almost surely, 2^{201121002202022} is an apocalyptic number.

201121002202022 is a deficient number, since it is larger than the sum of its proper divisors (147000561440410).

201121002202022 is a wasteful number, since it uses less digits than its factorization.

201121002202022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106565312.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 201121002202022 its reverse (220202200121102), we get a palindrome (421323202323124).

The spelling of 201121002202022 in words is "two hundred one trillion, one hundred twenty-one billion, two million, two hundred two thousand, twenty-two".