20100200211 has 48 divisors (see below), whose sum is σ = 36015243264. Its totient is φ = 10518766272.

The previous prime is 20100200173. The next prime is 20100200249. The reversal of 20100200211 is 11200200102.

It is an interprime number because it is at equal distance from previous prime (20100200173) and next prime (20100200249).

It is not a de Polignac number, because 20100200211 - 2⁷ = 20100200083 is a prime.

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 = 20100200193 and 20100200202.

It is not an unprimeable number, because it can be changed into a prime (20100200251) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7390 + ... + 200636.

It is an arithmetic number, because the mean of its divisors is an integer number (750317568).

Almost surely, 2^20100200211 is an apocalyptic number.

20100200211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

20100200211 is a deficient number, since it is larger than the sum of its proper divisors (15915043053).

20100200211 is a wasteful number, since it uses less digits than its factorization.

20100200211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193400 (or 193397 counting only the distinct ones).

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

Adding to 20100200211 its reverse (11200200102), we get a palindrome (31300400313).

The spelling of 20100200211 in words is "twenty billion, one hundred million, two hundred thousand, two hundred eleven".