1011002112112 has 10 divisors (see below), whose sum is σ = 1958816592248. Its totient is φ = 505501056048.

The previous prime is 1011002112091. The next prime is 1011002112119. The reversal of 1011002112112 is 2112112001101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1011002112092 and 1011002112101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011002112119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31593815988 + ... + 31593816019.

Almost surely, 2^{1011002112112} is an apocalyptic number.

It is an amenable number.

1011002112112 is a deficient number, since it is larger than the sum of its proper divisors (947814480136).

1011002112112 is an equidigital number, since it uses as much as digits as its factorization.

1011002112112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63187632015 (or 63187632009 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1011002112112 its reverse (2112112001101), we get a palindrome (3123114113213).

The spelling of 1011002112112 in words is "one trillion, eleven billion, two million, one hundred twelve thousand, one hundred twelve".