1120022202221 has 24 divisors (see below), whose sum is σ = 1320659028000. Its totient is φ = 945678307392.

The previous prime is 1120022202191. The next prime is 1120022202307. The reversal of 1120022202221 is 1222022200211.

It is a happy number.

It is not a de Polignac number, because 1120022202221 - 2¹⁰ = 1120022201197 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1120022202221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120022202521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5920811 + ... + 6107048.

It is an arithmetic number, because the mean of its divisors is an integer number (55027459500).

Almost surely, 2^{1120022202221} is an apocalyptic number.

It is an amenable number.

1120022202221 is a deficient number, since it is larger than the sum of its proper divisors (200636825779).

1120022202221 is a wasteful number, since it uses less digits than its factorization.

1120022202221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12027933 (or 12027920 counting only the distinct ones).

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

Adding to 1120022202221 its reverse (1222022200211), we get a palindrome (2342044402432).

The spelling of 1120022202221 in words is "one trillion, one hundred twenty billion, twenty-two million, two hundred two thousand, two hundred twenty-one".