11102011012 has 12 divisors (see below), whose sum is σ = 19445377756. Its totient is φ = 5546188800.

The previous prime is 11102011003. The next prime is 11102011021. The reversal of 11102011012 is 21011020111.

It is an interprime number because it is at equal distance from previous prime (11102011003) and next prime (11102011021).

It can be written as a sum of positive squares in 2 ways, for example, as 10348179076 + 753831936 = 101726^2 + 27456^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11102011012.

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, 1198989 + ... + 1208212.

Almost surely, 2^11102011012 is an apocalyptic number.

It is an amenable number.

11102011012 is a deficient number, since it is larger than the sum of its proper divisors (8343366744).

11102011012 is a wasteful number, since it uses less digits than its factorization.

11102011012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2408358 (or 2408356 counting only the distinct ones).

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

Adding to 11102011012 its reverse (21011020111), we get a palindrome (32113031123).

Subtracting 11102011012 from its reverse (21011020111), we obtain a palindrome (9909009099).

The spelling of 11102011012 in words is "eleven billion, one hundred two million, eleven thousand, twelve".