10010220111121 has 4 divisors (see below), whose sum is σ = 10537073801200. Its totient is φ = 9483366421044.

The previous prime is 10010220111049. The next prime is 10010220111131. The reversal of 10010220111121 is 12111102201001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 10010220111121 - 2⁹ = 10010220110609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10010220111131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263426845011 + ... + 263426845048.

It is an arithmetic number, because the mean of its divisors is an integer number (2634268450300).

Almost surely, 2^{10010220111121} is an apocalyptic number.

It is an amenable number.

10010220111121 is a deficient number, since it is larger than the sum of its proper divisors (526853690079).

10010220111121 is an equidigital number, since it uses as much as digits as its factorization.

10010220111121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526853690078.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10010220111121 its reverse (12111102201001), we get a palindrome (22121322312122).

The spelling of 10010220111121 in words is "ten trillion, ten billion, two hundred twenty million, one hundred eleven thousand, one hundred twenty-one".