201211201412 has 12 divisors (see below), whose sum is σ = 379205725836. Its totient is φ = 92866708320.

The previous prime is 201211201403. The next prime is 201211201417. The reversal of 201211201412 is 214102112102.

It can be written as a sum of positive squares in 2 ways, for example, as 25630088836 + 175581112576 = 160094^2 + 419024^2 .

It is not an unprimeable number, because it can be changed into a prime (201211201417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1934723039 + ... + 1934723142.

It is an arithmetic number, because the mean of its divisors is an integer number (31600477153).

Almost surely, 2^201211201412 is an apocalyptic number.

It is an amenable number.

201211201412 is a deficient number, since it is larger than the sum of its proper divisors (177994524424).

201211201412 is a wasteful number, since it uses less digits than its factorization.

201211201412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3869446198 (or 3869446196 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 201211201412 its reverse (214102112102), we get a palindrome (415313313514).

The spelling of 201211201412 in words is "two hundred one billion, two hundred eleven million, two hundred one thousand, four hundred twelve".