10211122111202 has 4 divisors (see below), whose sum is σ = 15316683166806. Its totient is φ = 5105561055600.

The previous prime is 10211122111199. The next prime is 10211122111207. The reversal of 10211122111202 is 20211122111201.

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., 6159673733161 + 4051448378041 = 2481869^2 + 2012821^2 .

It is not an unprimeable number, because it can be changed into a prime (10211122111207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2552780527799 + ... + 2552780527802.

Almost surely, 2^{10211122111202} is an apocalyptic number.

10211122111202 is a deficient number, since it is larger than the sum of its proper divisors (5105561055604).

10211122111202 is an equidigital number, since it uses as much as digits as its factorization.

10211122111202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5105561055603.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 10211122111202 its reverse (20211122111201), we get a palindrome (30422244222403).

Subtracting 10211122111202 from its reverse (20211122111201), we obtain a palindrome (9999999999999).

The spelling of 10211122111202 in words is "ten trillion, two hundred eleven billion, one hundred twenty-two million, one hundred eleven thousand, two hundred two".