1111100122 has 16 divisors (see below), whose sum is σ = 1819530144. Its totient is φ = 504666000.

The previous prime is 1111100117. The next prime is 1111100131. The reversal of 1111100122 is 2210011111.

It is a super-2 number, since 2×1111100122² = 2469086962216829768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1111100099 and 1111100108.

It is an unprimeable number.

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, 12097 + ... + 48667.

It is an arithmetic number, because the mean of its divisors is an integer number (113720634).

Almost surely, 2^1111100122 is an apocalyptic number.

1111100122 is a deficient number, since it is larger than the sum of its proper divisors (708430022).

1111100122 is a wasteful number, since it uses less digits than its factorization.

1111100122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37965.

The product of its (nonzero) digits is 4, while the sum is 10.

The square root of 1111100122 is about 33333.1684962591. The cubic root of 1111100122 is about 1035.7407540677.

Adding to 1111100122 its reverse (2210011111), we get a palindrome (3321111233).

The spelling of 1111100122 in words is "one billion, one hundred eleven million, one hundred thousand, one hundred twenty-two".