220220021011222 has 4 divisors (see below), whose sum is σ = 330330031516836. Its totient is φ = 110110010505610.

The previous prime is 220220021011181. The next prime is 220220021011223. The reversal of 220220021011222 is 222110120022022.

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

It is a self number, because there is not a number n which added to its sum of digits gives 220220021011222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220220021011223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55055005252804 + ... + 55055005252807.

It is an arithmetic number, because the mean of its divisors is an integer number (82582507879209).

Almost surely, 2^{220220021011222} is an apocalyptic number.

220220021011222 is a deficient number, since it is larger than the sum of its proper divisors (110110010505614).

220220021011222 is a wasteful number, since it uses less digits than its factorization.

220220021011222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110110010505613.

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

Adding to 220220021011222 its reverse (222110120022022), we get a palindrome (442330141033244).

The spelling of 220220021011222 in words is "two hundred twenty trillion, two hundred twenty billion, twenty-one million, eleven thousand, two hundred twenty-two".