1011202101112 has 96 divisors (see below), whose sum is σ = 2401901982720. Its totient is φ = 390145789440.

The previous prime is 1011202101083. The next prime is 1011202101137. The reversal of 1011202101112 is 2111012021101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1011202101092 and 1011202101101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 986064 + ... + 1730527.

It is an arithmetic number, because the mean of its divisors is an integer number (25019812320).

Almost surely, 2^{1011202101112} is an apocalyptic number.

It is an amenable number.

1011202101112 is an abundant number, since it is smaller than the sum of its proper divisors (1390699881608).

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

1011202101112 is a wasteful number, since it uses less digits than its factorization.

1011202101112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2716661 (or 2716640 counting only the distinct ones).

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

Adding to 1011202101112 its reverse (2111012021101), we get a palindrome (3122214122213).

The spelling of 1011202101112 in words is "one trillion, eleven billion, two hundred two million, one hundred one thousand, one hundred twelve".