201222010021022 has 16 divisors (see below), whose sum is σ = 319589487872352. Its totient is φ = 94692239604480.

The previous prime is 201222010020961. The next prime is 201222010021033. The reversal of 201222010021022 is 220120010222102.

It is a happy number.

201222010021022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (17).

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, 7734338 + ... + 21500325.

It is an arithmetic number, because the mean of its divisors is an integer number (19974342992022).

Almost surely, 2^{201222010021022} is an apocalyptic number.

201222010021022 is a deficient number, since it is larger than the sum of its proper divisors (118367477851330).

201222010021022 is a wasteful number, since it uses less digits than its factorization.

201222010021022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29437123.

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

Adding to 201222010021022 its reverse (220120010222102), we get a palindrome (421342020243124).

The spelling of 201222010021022 in words is "two hundred one trillion, two hundred twenty-two billion, ten million, twenty-one thousand, twenty-two".