201120211020202 has 4 divisors (see below), whose sum is σ = 301680316530306. Its totient is φ = 100560105510100.

The previous prime is 201120211020193. The next prime is 201120211020251. The reversal of 201120211020202 is 202020112021102.

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., 196175907450961 + 4944303569241 = 14006281^2 + 2223579^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50280052755049 + ... + 50280052755052.

Almost surely, 2^{201120211020202} is an apocalyptic number.

201120211020202 is a deficient number, since it is larger than the sum of its proper divisors (100560105510104).

201120211020202 is a wasteful number, since it uses less digits than its factorization.

201120211020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100560105510103.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 201120211020202 its reverse (202020112021102), we get a palindrome (403140323041304).

The spelling of 201120211020202 in words is "two hundred one trillion, one hundred twenty billion, two hundred eleven million, twenty thousand, two hundred two".