1112001022012 has 96 divisors (see below), whose sum is σ = 2135405099520. Its totient is φ = 505395313920.

The previous prime is 1112001021977. The next prime is 1112001022019. The reversal of 1112001022012 is 2102201002111.

It is a junction number, because it is equal to n+sod(n) for n = 1112001021983 and 1112001022001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112001022019) 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, 19719337 + ... + 19775647.

It is an arithmetic number, because the mean of its divisors is an integer number (22243803120).

Almost surely, 2^{1112001022012} is an apocalyptic number.

It is an amenable number.

1112001022012 is a deficient number, since it is larger than the sum of its proper divisors (1023404077508).

1112001022012 is a wasteful number, since it uses less digits than its factorization.

1112001022012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56531 (or 56529 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1112001022012 its reverse (2102201002111), we get a palindrome (3214202024123).

The spelling of 1112001022012 in words is "one trillion, one hundred twelve billion, one million, twenty-two thousand, twelve".