212102122010132 has 48 divisors (see below), whose sum is σ = 380494864329552. Its totient is φ = 103392902430720.

The previous prime is 212102122010131. The next prime is 212102122010167. The reversal of 212102122010132 is 231010221201212.

It can be written as a sum of positive squares in 8 ways, for example, as 2001619425796 + 210100502584336 = 1414786^2 + 14494844^2 .

It is a super-2 number, since 2×212102122010132² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212102122010131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1764032288 + ... + 1764152520.

It is an arithmetic number, because the mean of its divisors is an integer number (7926976340199).

Almost surely, 2^{212102122010132} is an apocalyptic number.

It is an amenable number.

212102122010132 is a deficient number, since it is larger than the sum of its proper divisors (168392742319420).

212102122010132 is a wasteful number, since it uses less digits than its factorization.

212102122010132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127628 (or 127626 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 212102122010132 its reverse (231010221201212), we get a palindrome (443112343211344).

The spelling of 212102122010132 in words is "two hundred twelve trillion, one hundred two billion, one hundred twenty-two million, ten thousand, one hundred thirty-two".