212201011100002 has 4 divisors (see below), whose sum is σ = 318301516650006. Its totient is φ = 106100505550000.

The previous prime is 212201011099991. The next prime is 212201011100009. The reversal of 212201011100002 is 200001110102212.

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., 146929816774521 + 65271194325481 = 12121461^2 + 8079059^2 .

It is a super-2 number, since 2×212201011100002² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (212201011100009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53050252774999 + ... + 53050252775002.

Almost surely, 2^{212201011100002} is an apocalyptic number.

212201011100002 is a deficient number, since it is larger than the sum of its proper divisors (106100505550004).

212201011100002 is a wasteful number, since it uses less digits than its factorization.

212201011100002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106100505550003.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 212201011100002 its reverse (200001110102212), we get a palindrome (412202121202214).

The spelling of 212201011100002 in words is "two hundred twelve trillion, two hundred one billion, eleven million, one hundred thousand, two".