1000211103 has 12 divisors (see below), whose sum is σ = 1460983680. Its totient is φ = 659314656.

The previous prime is 1000211077. The next prime is 1000211119. The reversal of 1000211103 is 3011120001.

It is not a de Polignac number, because 1000211103 - 2⁶ = 1000211039 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000211153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 623551 + ... + 625152.

It is an arithmetic number, because the mean of its divisors is an integer number (121748640).

Almost surely, 2^1000211103 is an apocalyptic number.

1000211103 is a deficient number, since it is larger than the sum of its proper divisors (460772577).

1000211103 is a wasteful number, since it uses less digits than its factorization.

1000211103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248798 (or 1248795 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 1000211103 is about 31626.1142570503. The cubic root of 1000211103 is about 1000.0703627156.

Adding to 1000211103 its reverse (3011120001), we get a palindrome (4011331104).

It can be divided in two parts, 100021 and 1103, that added together give a square (101124 = 318²).

The spelling of 1000211103 in words is "one billion, two hundred eleven thousand, one hundred three".