103211004 has 36 divisors (see below), whose sum is σ = 260780856. Its totient is φ = 31756608.

The previous prime is 103210999. The next prime is 103211027. The reversal of 103211004 is 400112301.

It is a happy number.

It is a super-2 number, since 2×103211004² = 21305022693376032, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23419 + ... + 27474.

Almost surely, 2^103211004 is an apocalyptic number.

It is an amenable number.

103211004 is an abundant number, since it is smaller than the sum of its proper divisors (157569852).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103211004 is a wasteful number, since it uses less digits than its factorization.

103211004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50926 (or 50911 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 103211004 is about 10159.2816675196. The cubic root of 103211004 is about 469.0746907412.

Adding to 103211004 its reverse (400112301), we get a palindrome (503323305).

It can be divided in two parts, 10321 and 1004, that added together give a triangular number (11325 = T₁₅₀).

The spelling of 103211004 in words is "one hundred three million, two hundred eleven thousand, four".