212222001202 has 4 divisors (see below), whose sum is σ = 318333001806. Its totient is φ = 106111000600.

The previous prime is 212222001179. The next prime is 212222001253. The reversal of 212222001202 is 202100222212.

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., 171885697281 + 40336303921 = 414591^2 + 200839^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53055500299 + ... + 53055500302.

Almost surely, 2^212222001202 is an apocalyptic number.

212222001202 is a deficient number, since it is larger than the sum of its proper divisors (106111000604).

212222001202 is a wasteful number, since it uses less digits than its factorization.

212222001202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106111000603.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 212222001202 its reverse (202100222212), we get a palindrome (414322223414).

The spelling of 212222001202 in words is "two hundred twelve billion, two hundred twenty-two million, one thousand, two hundred two".