212102021100202 has 16 divisors (see below), whose sum is σ = 323499031016832. Its totient is φ = 104277019749840.

The previous prime is 212102021100199. The next prime is 212102021100217. The reversal of 212102021100202 is 202001120201212.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2002193958 + ... + 2002299889.

It is an arithmetic number, because the mean of its divisors is an integer number (20218689438552).

Almost surely, 2^{212102021100202} is an apocalyptic number.

212102021100202 is a deficient number, since it is larger than the sum of its proper divisors (111397009916630).

212102021100202 is a wasteful number, since it uses less digits than its factorization.

212102021100202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4004494293.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 212102021100202 its reverse (202001120201212), we get a palindrome (414103141301414).

The spelling of 212102021100202 in words is "two hundred twelve trillion, one hundred two billion, twenty-one million, one hundred thousand, two hundred two".