1011121120222 has 16 divisors (see below), whose sum is σ = 1520064874944. Its totient is φ = 504432964000.

The previous prime is 1011121120183. The next prime is 1011121120223. The reversal of 1011121120222 is 2220211211101.

It is a junction number, because it is equal to n+sod(n) for n = 1011121120196 and 1011121120205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011121120223) 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, 25603572 + ... + 25643032.

It is an arithmetic number, because the mean of its divisors is an integer number (95004054684).

Almost surely, 2^{1011121120222} is an apocalyptic number.

1011121120222 is a deficient number, since it is larger than the sum of its proper divisors (508943754722).

1011121120222 is a wasteful number, since it uses less digits than its factorization.

1011121120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67715.

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

Adding to 1011121120222 its reverse (2220211211101), we get a palindrome (3231332331323).

The spelling of 1011121120222 in words is "one trillion, eleven billion, one hundred twenty-one million, one hundred twenty thousand, two hundred twenty-two".