212021130202 has 32 divisors (see below), whose sum is σ = 371838781440. Its totient is φ = 88791149040.

The previous prime is 212021130193. The next prime is 212021130203. The reversal of 212021130202 is 202031120212.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (212021130203) 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, 630574 + ... + 906457.

It is an arithmetic number, because the mean of its divisors is an integer number (11619961920).

Almost surely, 2^212021130202 is an apocalyptic number.

212021130202 is a deficient number, since it is larger than the sum of its proper divisors (159817651238).

212021130202 is a wasteful number, since it uses less digits than its factorization.

212021130202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1537266.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 212021130202 its reverse (202031120212), we get a palindrome (414052250414).

The spelling of 212021130202 in words is "two hundred twelve billion, twenty-one million, one hundred thirty thousand, two hundred two".