1001202021112 has 16 divisors (see below), whose sum is σ = 1987680483360. Its totient is φ = 471153892224.

The previous prime is 1001202021103. The next prime is 1001202021133. The reversal of 1001202021112 is 2111202021001.

1001202021112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1001202021092 and 1001202021101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3680889648 + ... + 3680889919.

It is an arithmetic number, because the mean of its divisors is an integer number (124230030210).

Almost surely, 2^{1001202021112} is an apocalyptic number.

It is an amenable number.

1001202021112 is a deficient number, since it is larger than the sum of its proper divisors (986478462248).

1001202021112 is a wasteful number, since it uses less digits than its factorization.

1001202021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7361779590 (or 7361779586 counting only the distinct ones).

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

Adding to 1001202021112 its reverse (2111202021001), we get a palindrome (3112404042113).

The spelling of 1001202021112 in words is "one trillion, one billion, two hundred two million, twenty-one thousand, one hundred twelve".