11110021012 has 24 divisors (see below), whose sum is σ = 20801342240. Its totient is φ = 5176366560.

The previous prime is 11110021009. The next prime is 11110021061. The reversal of 11110021012 is 21012001111.

It is a self number, because there is not a number n which added to its sum of digits gives 11110021012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1193598 + ... + 1202869.

Almost surely, 2^11110021012 is an apocalyptic number.

It is an amenable number.

11110021012 is a deficient number, since it is larger than the sum of its proper divisors (9691321228).

11110021012 is a wasteful number, since it uses less digits than its factorization.

11110021012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2396551 (or 2396549 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 11110021012 its reverse (21012001111), we get a palindrome (32122022123).

The spelling of 11110021012 in words is "eleven billion, one hundred ten million, twenty-one thousand, twelve".