201002212221022 has 4 divisors (see below), whose sum is σ = 301503318331536. Its totient is φ = 100501106110510.

The previous prime is 201002212220947. The next prime is 201002212221023. The reversal of 201002212221022 is 220122212200102.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201002212221023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50250553055254 + ... + 50250553055257.

It is an arithmetic number, because the mean of its divisors is an integer number (75375829582884).

Almost surely, 2^{201002212221022} is an apocalyptic number.

201002212221022 is a deficient number, since it is larger than the sum of its proper divisors (100501106110514).

201002212221022 is a wasteful number, since it uses less digits than its factorization.

201002212221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100501106110513.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 201002212221022 its reverse (220122212200102), we get a palindrome (421124424421124).

The spelling of 201002212221022 in words is "two hundred one trillion, two billion, two hundred twelve million, two hundred twenty-one thousand, twenty-two".