201022221211022 has 16 divisors (see below), whose sum is σ = 307983089397840. Its totient is φ = 98380301804928.

The previous prime is 201022221211003. The next prime is 201022221211051. The reversal of 201022221211022 is 220112122220102.

It is a super-2 number, since 2×201022221211022² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201022221210985 and 201022221211003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4777577147 + ... + 4777619222.

It is an arithmetic number, because the mean of its divisors is an integer number (19248943087365).

Almost surely, 2^{201022221211022} is an apocalyptic number.

201022221211022 is a deficient number, since it is larger than the sum of its proper divisors (106960868186818).

201022221211022 is a wasteful number, since it uses less digits than its factorization.

201022221211022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9555196595.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 201022221211022 its reverse (220112122220102), we get a palindrome (421134343431124).

The spelling of 201022221211022 in words is "two hundred one trillion, twenty-two billion, two hundred twenty-one million, two hundred eleven thousand, twenty-two".