201010021222 has 4 divisors (see below), whose sum is σ = 301515031836. Its totient is φ = 100505010610.

The previous prime is 201010021217. The next prime is 201010021231. The reversal of 201010021222 is 222120010102.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50252505304 + ... + 50252505307.

It is an arithmetic number, because the mean of its divisors is an integer number (75378757959).

Almost surely, 2^201010021222 is an apocalyptic number.

201010021222 is a deficient number, since it is larger than the sum of its proper divisors (100505010614).

201010021222 is a wasteful number, since it uses less digits than its factorization.

201010021222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100505010613.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 201010021222 its reverse (222120010102), we get a palindrome (423130031324).

The spelling of 201010021222 in words is "two hundred one billion, ten million, twenty-one thousand, two hundred twenty-two".