211603101412106 has 4 divisors (see below), whose sum is σ = 317404652118162. Its totient is φ = 105801550706052.

The previous prime is 211603101412097. The next prime is 211603101412141. The reversal of 211603101412106 is 601214101306112.

211603101412106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 178977813871081 + 32625287541025 = 13378259^2 + 5711855^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52900775353025 + ... + 52900775353028.

Almost surely, 2^{211603101412106} is an apocalyptic number.

211603101412106 is a deficient number, since it is larger than the sum of its proper divisors (105801550706056).

211603101412106 is a wasteful number, since it uses less digits than its factorization.

211603101412106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105801550706055.

The product of its (nonzero) digits is 1728, while the sum is 29.

Adding to 211603101412106 its reverse (601214101306112), we get a palindrome (812817202718218).

The spelling of 211603101412106 in words is "two hundred eleven trillion, six hundred three billion, one hundred one million, four hundred twelve thousand, one hundred six".