1201020212222 has 8 divisors (see below), whose sum is σ = 1810864672896. Its totient is φ = 597398654592.

The previous prime is 1201020212207. The next prime is 1201020212309. The reversal of 1201020212222 is 2222120201021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1201020212222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1555725278 + ... + 1555726049.

It is an arithmetic number, because the mean of its divisors is an integer number (226358084112).

Almost surely, 2^{1201020212222} is an apocalyptic number.

1201020212222 is a deficient number, since it is larger than the sum of its proper divisors (609844460674).

1201020212222 is a wasteful number, since it uses less digits than its factorization.

1201020212222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3111451522.

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

Adding to 1201020212222 its reverse (2222120201021), we get a palindrome (3423140413243).

The spelling of 1201020212222 in words is "one trillion, two hundred one billion, twenty million, two hundred twelve thousand, two hundred twenty-two".