2012212120202 has 4 divisors (see below), whose sum is σ = 3018318180306. Its totient is φ = 1006106060100.

The previous prime is 2012212120117. The next prime is 2012212120211. The reversal of 2012212120202 is 2020212122102.

It is a happy number.

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., 1584549746521 + 427662373681 = 1258789^2 + 653959^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 503053030049 + ... + 503053030052.

Almost surely, 2^{2012212120202} is an apocalyptic number.

2012212120202 is a deficient number, since it is larger than the sum of its proper divisors (1006106060104).

2012212120202 is a wasteful number, since it uses less digits than its factorization.

2012212120202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1006106060103.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2012212120202 its reverse (2020212122102), we get a palindrome (4032424242304).

The spelling of 2012212120202 in words is "two trillion, twelve billion, two hundred twelve million, one hundred twenty thousand, two hundred two".