10222212121013 has 8 divisors (see below), whose sum is σ = 10225269264600. Its totient is φ = 10219155436800.

The previous prime is 10222212120941. The next prime is 10222212121039. The reversal of 10222212121013 is 31012121222201.

It can be written as a sum of positive squares in 4 ways, for example, as 7594775363044 + 2627436757969 = 2755862^2 + 1620937^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10222212121013 - 2¹² = 10222212116917 is a prime.

It is a super-2 number, since 2×10222212121013² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10222212121213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47274881 + ... + 47490617.

It is an arithmetic number, because the mean of its divisors is an integer number (1278158658075).

Almost surely, 2^{10222212121013} is an apocalyptic number.

It is an amenable number.

10222212121013 is a deficient number, since it is larger than the sum of its proper divisors (3057143587).

10222212121013 is an equidigital number, since it uses as much as digits as its factorization.

10222212121013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229687.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 10222212121013 its reverse (31012121222201), we get a palindrome (41234333343214).

The spelling of 10222212121013 in words is "ten trillion, two hundred twenty-two billion, two hundred twelve million, one hundred twenty-one thousand, thirteen".