200102002011 has 12 divisors (see below), whose sum is σ = 289040239800. Its totient is φ = 133399481760.

The previous prime is 200102002007. The next prime is 200102002019. The reversal of 200102002011 is 110200201002.

It is not a de Polignac number, because 200102002011 - 2² = 200102002007 is a prime.

It is a super-2 number, since 2×200102002011² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 200102001984 and 200102002002.

It is not an unprimeable number, because it can be changed into a prime (200102002019) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 931431 + ... + 1125951.

It is an arithmetic number, because the mean of its divisors is an integer number (24086686650).

Almost surely, 2^200102002011 is an apocalyptic number.

200102002011 is a deficient number, since it is larger than the sum of its proper divisors (88938237789).

200102002011 is a wasteful number, since it uses less digits than its factorization.

200102002011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308826 (or 308823 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 200102002011 its reverse (110200201002), we get a palindrome (310302203013).

The spelling of 200102002011 in words is "two hundred billion, one hundred two million, two thousand, eleven".