11021011012222 has 4 divisors (see below), whose sum is σ = 16531516518336. Its totient is φ = 5510505506110.

The previous prime is 11021011012189. The next prime is 11021011012243. The reversal of 11021011012222 is 22221011012011.

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

It is a junction number, because it is equal to n+sod(n) for n = 11021011012196 and 11021011012205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2755252753054 + ... + 2755252753057.

It is an arithmetic number, because the mean of its divisors is an integer number (4132879129584).

Almost surely, 2^{11021011012222} is an apocalyptic number.

11021011012222 is a deficient number, since it is larger than the sum of its proper divisors (5510505506114).

11021011012222 is an equidigital number, since it uses as much as digits as its factorization.

11021011012222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5510505506113.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11021011012222 its reverse (22221011012011), we get a palindrome (33242022024233).

The spelling of 11021011012222 in words is "eleven trillion, twenty-one billion, eleven million, twelve thousand, two hundred twenty-two".