103210212 has 24 divisors (see below), whose sum is σ = 275227456. Its totient is φ = 29488608.

The previous prime is 103210201. The next prime is 103210229. The reversal of 103210212 is 212012301.

It is a super-2 number, since 2×103210212² = 21304695722169888, which contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 614263 + ... + 614430.

Almost surely, 2^103210212 is an apocalyptic number.

103210212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103210212 is an abundant number, since it is smaller than the sum of its proper divisors (172017244).

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

103210212 is a wasteful number, since it uses less digits than its factorization.

103210212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1228707 (or 1228705 counting only the distinct ones).

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

The square root of 103210212 is about 10159.2426883110. The cubic root of 103210212 is about 469.0734909075.

Adding to 103210212 its reverse (212012301), we get a palindrome (315222513).

The spelling of 103210212 in words is "one hundred three million, two hundred ten thousand, two hundred twelve".