1121011220122 has 8 divisors (see below), whose sum is σ = 1735759308672. Its totient is φ = 542424783900.

The previous prime is 1121011220101. The next prime is 1121011220129. The reversal of 1121011220122 is 2210221101211.

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 = 1121011220096 and 1121011220105.

It is not an unprimeable number, because it can be changed into a prime (1121011220129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9040413004 + ... + 9040413127.

It is an arithmetic number, because the mean of its divisors is an integer number (216969913584).

Almost surely, 2^{1121011220122} is an apocalyptic number.

1121011220122 is a deficient number, since it is larger than the sum of its proper divisors (614748088550).

1121011220122 is a wasteful number, since it uses less digits than its factorization.

1121011220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18080826164.

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

Adding to 1121011220122 its reverse (2210221101211), we get a palindrome (3331232321333).

The spelling of 1121011220122 in words is "one trillion, one hundred twenty-one billion, eleven million, two hundred twenty thousand, one hundred twenty-two".