10202011112 has 8 divisors (see below), whose sum is σ = 19128770850. Its totient is φ = 5101005552.

The previous prime is 10202011109. The next prime is 10202011133. The reversal of 10202011112 is 21111020201.

It can be written as a sum of positive squares in only one way, i.e., 8167459876 + 2034551236 = 90374^2 + 45106^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 10202011093 and 10202011102.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 637625687 + ... + 637625702.

Almost surely, 2^10202011112 is an apocalyptic number.

It is an amenable number.

10202011112 is a deficient number, since it is larger than the sum of its proper divisors (8926759738).

10202011112 is a wasteful number, since it uses less digits than its factorization.

10202011112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1275251395 (or 1275251391 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10202011112 its reverse (21111020201), we get a palindrome (31313031313).

The spelling of 10202011112 in words is "ten billion, two hundred two million, eleven thousand, one hundred twelve".