112211121220202 has 4 divisors (see below), whose sum is σ = 168316681830306. Its totient is φ = 56105560610100.

The previous prime is 112211121220169. The next prime is 112211121220249. The reversal of 112211121220202 is 202022121112211.

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., 102473732030761 + 9737389189441 = 10122931^2 + 3120479^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28052780305049 + ... + 28052780305052.

Almost surely, 2^{112211121220202} is an apocalyptic number.

112211121220202 is a deficient number, since it is larger than the sum of its proper divisors (56105560610104).

112211121220202 is an equidigital number, since it uses as much as digits as its factorization.

112211121220202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56105560610103.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 112211121220202 its reverse (202022121112211), we get a palindrome (314233242332413).

The spelling of 112211121220202 in words is "one hundred twelve trillion, two hundred eleven billion, one hundred twenty-one million, two hundred twenty thousand, two hundred two".