1010021211112 has 16 divisors (see below), whose sum is σ = 1893804437700. Its totient is φ = 505006694400.

The previous prime is 1010021211029. The next prime is 1010021211113. The reversal of 1010021211112 is 2111121200101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1009168921476 + 852289636 = 1004574^2 + 29194^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1010021211092 and 1010021211101.

It is not an unprimeable number, because it can be changed into a prime (1010021211113) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 812362 + ... + 1637062.

Almost surely, 2^{1010021211112} is an apocalyptic number.

It is an amenable number.

1010021211112 is a deficient number, since it is larger than the sum of its proper divisors (883783226588).

1010021211112 is a wasteful number, since it uses less digits than its factorization.

1010021211112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 977796 (or 977792 counting only the distinct ones).

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

Adding to 1010021211112 its reverse (2111121200101), we get a palindrome (3121142411213).

The spelling of 1010021211112 in words is "one trillion, ten billion, twenty-one million, two hundred eleven thousand, one hundred twelve".