1022201011222 has 16 divisors (see below), whose sum is σ = 1551818761920. Its totient is φ = 504928437832.

The previous prime is 1022201011207. The next prime is 1022201011229. The reversal of 1022201011222 is 2221101022201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1022201011196 and 1022201011205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022201011229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8194773 + ... + 8318575.

It is an arithmetic number, because the mean of its divisors is an integer number (96988672620).

Almost surely, 2^{1022201011222} is an apocalyptic number.

1022201011222 is a deficient number, since it is larger than the sum of its proper divisors (529617750698).

1022201011222 is a wasteful number, since it uses less digits than its factorization.

1022201011222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173627.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1022201011222 its reverse (2221101022201), we get a palindrome (3243302033423).

The spelling of 1022201011222 in words is "one trillion, twenty-two billion, two hundred one million, eleven thousand, two hundred twenty-two".