211403333012 has 6 divisors (see below), whose sum is σ = 369955832778. Its totient is φ = 105701666504.

The previous prime is 211403332999. The next prime is 211403333017. The reversal of 211403333012 is 210333304112.

It can be written as a sum of positive squares in only one way, i.e., 150967994116 + 60435338896 = 388546^2 + 245836^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211403333017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26425416623 + ... + 26425416630.

It is an arithmetic number, because the mean of its divisors is an integer number (61659305463).

Almost surely, 2^211403333012 is an apocalyptic number.

It is an amenable number.

211403333012 is a deficient number, since it is larger than the sum of its proper divisors (158552499766).

211403333012 is a wasteful number, since it uses less digits than its factorization.

211403333012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52850833257 (or 52850833255 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 211403333012 its reverse (210333304112), we get a palindrome (421736637124).

The spelling of 211403333012 in words is "two hundred eleven billion, four hundred three million, three hundred thirty-three thousand, twelve".