1020202111222 has 8 divisors (see below), whose sum is σ = 1748917904976. Its totient is φ = 437229476232.

The previous prime is 1020202111217. The next prime is 1020202111223. The reversal of 1020202111222 is 2221112020201.

It is a happy number.

1020202111222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 1020202111196 and 1020202111205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020202111223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36435789673 + ... + 36435789700.

It is an arithmetic number, because the mean of its divisors is an integer number (218614738122).

Almost surely, 2^{1020202111222} is an apocalyptic number.

1020202111222 is a deficient number, since it is larger than the sum of its proper divisors (728715793754).

1020202111222 is an equidigital number, since it uses as much as digits as its factorization.

1020202111222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72871579382.

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

Adding to 1020202111222 its reverse (2221112020201), we get a palindrome (3241314131423).

The spelling of 1020202111222 in words is "one trillion, twenty billion, two hundred two million, one hundred eleven thousand, two hundred twenty-two".