201102111202 has 4 divisors (see below), whose sum is σ = 301653166806. Its totient is φ = 100551055600.

The previous prime is 201102111191. The next prime is 201102111209. The reversal of 201102111202 is 202111201102.

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., 174831860641 + 26270250561 = 418129^2 + 162081^2 .

It is not an unprimeable number, because it can be changed into a prime (201102111209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50275527799 + ... + 50275527802.

Almost surely, 2^201102111202 is an apocalyptic number.

201102111202 is a deficient number, since it is larger than the sum of its proper divisors (100551055604).

201102111202 is a wasteful number, since it uses less digits than its factorization.

201102111202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100551055603.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 201102111202 its reverse (202111201102), we get a palindrome (403213312304).

It can be divided in two parts, 20110 and 2111202, that added together give a palindrome (2131312).

The spelling of 201102111202 in words is "two hundred one billion, one hundred two million, one hundred eleven thousand, two hundred two".