1111020202012 has 48 divisors (see below), whose sum is σ = 2234565482688. Its totient is φ = 473473428480.

The previous prime is 1111020201937. The next prime is 1111020202043. The reversal of 1111020202012 is 2102020201111.

It is a junction number, because it is equal to n+sod(n) for n = 1111020201983 and 1111020202001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4446798 + ... + 4689994.

It is an arithmetic number, because the mean of its divisors is an integer number (46553447556).

Almost surely, 2^{1111020202012} is an apocalyptic number.

It is an amenable number.

1111020202012 is an abundant number, since it is smaller than the sum of its proper divisors (1123545280676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1111020202012 is a wasteful number, since it uses less digits than its factorization.

1111020202012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244126 (or 244124 counting only the distinct ones).

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

Adding to 1111020202012 its reverse (2102020201111), we get a palindrome (3213040403123).

Subtracting 1111020202012 from its reverse (2102020201111), we obtain a palindrome (990999999099).

The spelling of 1111020202012 in words is "one trillion, one hundred eleven billion, twenty million, two hundred two thousand, twelve".