2210120020202 has 4 divisors (see below), whose sum is σ = 3315180030306. Its totient is φ = 1105060010100.

The previous prime is 2210120020189. The next prime is 2210120020243. The reversal of 2210120020202 is 2020200210122.

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., 1980237169681 + 229882850521 = 1407209^2 + 479461^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552530005049 + ... + 552530005052.

Almost surely, 2^{2210120020202} is an apocalyptic number.

2210120020202 is a deficient number, since it is larger than the sum of its proper divisors (1105060010104).

2210120020202 is a wasteful number, since it uses less digits than its factorization.

2210120020202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105060010103.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2210120020202 its reverse (2020200210122), we get a palindrome (4230320230324).

The spelling of 2210120020202 in words is "two trillion, two hundred ten billion, one hundred twenty million, twenty thousand, two hundred two".