1111020122 has 16 divisors (see below), whose sum is σ = 1709085312. Its totient is φ = 541423680.

The previous prime is 1111020121. The next prime is 1111020149. The reversal of 1111020122 is 2210201111.

It is a super-2 number, since 2×1111020122² = 2468731422977789768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1111020121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1868 + ... + 47175.

It is an arithmetic number, because the mean of its divisors is an integer number (106817832).

Almost surely, 2^1111020122 is an apocalyptic number.

1111020122 is a deficient number, since it is larger than the sum of its proper divisors (598065190).

1111020122 is a wasteful number, since it uses less digits than its factorization.

1111020122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49333.

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 1111020122 is about 33331.9684687238. The cubic root of 1111020122 is about 1035.7158954471.

Adding to 1111020122 its reverse (2210201111), we get a palindrome (3321221233).

The spelling of 1111020122 in words is "one billion, one hundred eleven million, twenty thousand, one hundred twenty-two".