20110210120202 has 4 divisors (see below), whose sum is σ = 30165315180306. Its totient is φ = 10055105060100.

The previous prime is 20110210120199. The next prime is 20110210120219. The reversal of 20110210120202 is 20202101201102.

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., 16216253817481 + 3893956302721 = 4026941^2 + 1973311^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5027552530049 + ... + 5027552530052.

Almost surely, 2^{20110210120202} is an apocalyptic number.

20110210120202 is a deficient number, since it is larger than the sum of its proper divisors (10055105060104).

20110210120202 is a wasteful number, since it uses less digits than its factorization.

20110210120202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10055105060103.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20110210120202 its reverse (20202101201102), we get a palindrome (40312311321304).

The spelling of 20110210120202 in words is "twenty trillion, one hundred ten billion, two hundred ten million, one hundred twenty thousand, two hundred two".