2120222220202 has 8 divisors (see below), whose sum is σ = 3240339619716. Its totient is φ = 1040109013632.

The previous prime is 2120222220197. The next prime is 2120222220209. The reversal of 2120222220202 is 2020222220212.

It can be written as a sum of positive squares in 2 ways, for example, as 1958345549281 + 161876670921 = 1399409^2 + 402339^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2120222220202.

It is not an unprimeable number, because it can be changed into a prime (2120222220209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10001048103 + ... + 10001048314.

Almost surely, 2^{2120222220202} is an apocalyptic number.

2120222220202 is a deficient number, since it is larger than the sum of its proper divisors (1120117399514).

2120222220202 is a wasteful number, since it uses less digits than its factorization.

2120222220202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20002096472.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 2120222220202 its reverse (2020222220212), we get a palindrome (4140444440414).

The spelling of 2120222220202 in words is "two trillion, one hundred twenty billion, two hundred twenty-two million, two hundred twenty thousand, two hundred two".