1031023202112 has 84 divisors (see below), whose sum is σ = 3083730667680. Its totient is φ = 328732031232.

The previous prime is 1031023202071. The next prime is 1031023202123. The reversal of 1031023202112 is 2112023201301.

1031023202112 is a `hidden beast` number, since 1 + 0 + 310 + 2 + 320 + 21 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38899162 + ... + 38925657.

Almost surely, 2^{1031023202112} is an apocalyptic number.

1031023202112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1031023202112 is an abundant number, since it is smaller than the sum of its proper divisors (2052707465568).

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

1031023202112 is a wasteful number, since it uses less digits than its factorization.

1031023202112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77824860 (or 77824847 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1031023202112 its reverse (2112023201301), we get a palindrome (3143046403413).

The spelling of 1031023202112 in words is "one trillion, thirty-one billion, twenty-three million, two hundred two thousand, one hundred twelve".