1011112011122 has 64 divisors (see below), whose sum is σ = 1659000960000. Its totient is φ = 460349386560.

The previous prime is 1011112011121. The next prime is 1011112011139. The reversal of 1011112011122 is 2211102111101.

It is a junction number, because it is equal to n+sod(n) for n = 1011112011097 and 1011112011106.

It is not an unprimeable number, because it can be changed into a prime (1011112011121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 258528347 + ... + 258532257.

It is an arithmetic number, because the mean of its divisors is an integer number (25921890000).

Almost surely, 2^{1011112011122} is an apocalyptic number.

1011112011122 is a deficient number, since it is larger than the sum of its proper divisors (647888948878).

1011112011122 is a wasteful number, since it uses less digits than its factorization.

1011112011122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4959.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1011112011122 its reverse (2211102111101), we get a palindrome (3222214122223).

The spelling of 1011112011122 in words is "one trillion, eleven billion, one hundred twelve million, eleven thousand, one hundred twenty-two".