10111002002 has 4 divisors (see below), whose sum is σ = 15166503006. Its totient is φ = 5055501000.

The previous prime is 10111002001. The next prime is 10111002029. The reversal of 10111002002 is 20020011101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20020011101 = 47 ⋅425957683.

It can be written as a sum of positive squares in only one way, i.e., 10110101401 + 900601 = 100549^2 + 949^2 .

It is a super-2 number, since 2×10111002002² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10111002001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2527750499 + ... + 2527750502.

Almost surely, 2^10111002002 is an apocalyptic number.

10111002002 is a deficient number, since it is larger than the sum of its proper divisors (5055501004).

10111002002 is an equidigital number, since it uses as much as digits as its factorization.

10111002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5055501003.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 10111002002 its reverse (20020011101), we get a palindrome (30131013103).

Subtracting 10111002002 from its reverse (20020011101), we obtain a palindrome (9909009099).

The spelling of 10111002002 in words is "ten billion, one hundred eleven million, two thousand, two".