212224100130202 has 4 divisors (see below), whose sum is σ = 318336150195306. Its totient is φ = 106112050065100.

The previous prime is 212224100130143. The next prime is 212224100130221. The reversal of 212224100130202 is 202031001422212.

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., 132757198364961 + 79466901765241 = 11522031^2 + 8914421^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53056025032549 + ... + 53056025032552.

Almost surely, 2^{212224100130202} is an apocalyptic number.

212224100130202 is a deficient number, since it is larger than the sum of its proper divisors (106112050065104).

212224100130202 is a wasteful number, since it uses less digits than its factorization.

212224100130202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106112050065103.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 212224100130202 its reverse (202031001422212), we get a palindrome (414255101552414).

The spelling of 212224100130202 in words is "two hundred twelve trillion, two hundred twenty-four billion, one hundred million, one hundred thirty thousand, two hundred two".