10111211021202 has 16 divisors (see below), whose sum is σ = 20768973989952. Its totient is φ = 3279311682480.

The previous prime is 10111211021159. The next prime is 10111211021207. The reversal of 10111211021202 is 20212011211101.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (10111211021207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22772997574 + ... + 22772998017.

It is an arithmetic number, because the mean of its divisors is an integer number (1298060874372).

Almost surely, 2^{10111211021202} is an apocalyptic number.

10111211021202 is an abundant number, since it is smaller than the sum of its proper divisors (10657762968750).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10111211021202 is a wasteful number, since it uses less digits than its factorization.

10111211021202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45545995633.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10111211021202 its reverse (20212011211101), we get a palindrome (30323222232303).

The spelling of 10111211021202 in words is "ten trillion, one hundred eleven billion, two hundred eleven million, twenty-one thousand, two hundred two".