10122200211021 has 16 divisors (see below), whose sum is σ = 13517865942336. Its totient is φ = 6737336667776.

The previous prime is 10122200211017. The next prime is 10122200211037. The reversal of 10122200211021 is 12011200222101.

It is a cyclic number.

It is not a de Polignac number, because 10122200211021 - 2² = 10122200211017 is a prime.

It is a super-2 number, since 2×10122200211021² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10122200211061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14897911 + ... + 15562523.

It is an arithmetic number, because the mean of its divisors is an integer number (844866621396).

Almost surely, 2^{10122200211021} is an apocalyptic number.

It is an amenable number.

10122200211021 is a deficient number, since it is larger than the sum of its proper divisors (3395665731315).

10122200211021 is an equidigital number, since it uses as much as digits as its factorization.

10122200211021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672732.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10122200211021 its reverse (12011200222101), we get a palindrome (22133400433122).

The spelling of 10122200211021 in words is "ten trillion, one hundred twenty-two billion, two hundred million, two hundred eleven thousand, twenty-one".