212103532 has 12 divisors (see below), whose sum is σ = 374650920. Its totient is φ = 105060416.

The previous prime is 212103523. The next prime is 212103533. The reversal of 212103532 is 235301212.

212103532 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (212103533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247357 + ... + 248212.

It is an arithmetic number, because the mean of its divisors is an integer number (31220910).

Almost surely, 2^212103532 is an apocalyptic number.

It is an amenable number.

212103532 is a deficient number, since it is larger than the sum of its proper divisors (162547388).

212103532 is a wasteful number, since it uses less digits than its factorization.

212103532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495680 (or 495678 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 212103532 is about 14563.7746480780. The cubic root of 212103532 is about 596.3702450038.

Adding to 212103532 its reverse (235301212), we get a palindrome (447404744).

It can be divided in two parts, 21210 and 3532, that added together give a palindrome (24742).

The spelling of 212103532 in words is "two hundred twelve million, one hundred three thousand, five hundred thirty-two".