10122212211101 has 4 divisors (see below), whose sum is σ = 10369095435804. Its totient is φ = 9875328986400.

The previous prime is 10122212211077. The next prime is 10122212211119. The reversal of 10122212211101 is 10111221222101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4670897823076 + 5451314388025 = 2161226^2 + 2334805^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10122212211101 is a prime.

It is a super-3 number, since 3×10122212211101³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10122212211101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10122212211301) 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, 123441612290 + ... + 123441612371.

It is an arithmetic number, because the mean of its divisors is an integer number (2592273858951).

Almost surely, 2^{10122212211101} is an apocalyptic number.

It is an amenable number.

10122212211101 is a deficient number, since it is larger than the sum of its proper divisors (246883224703).

10122212211101 is an equidigital number, since it uses as much as digits as its factorization.

10122212211101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246883224702.

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

Adding to 10122212211101 its reverse (10111221222101), we get a palindrome (20233433433202).

The spelling of 10122212211101 in words is "ten trillion, one hundred twenty-two billion, two hundred twelve million, two hundred eleven thousand, one hundred one".