10112210211209 has 8 divisors (see below), whose sum is σ = 10775243854728. Its totient is φ = 9456754095360.

The previous prime is 10112210211199. The next prime is 10112210211239. The reversal of 10112210211209 is 90211201221101.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 71094223225 + 10041115987984 = 266635^2 + 3168772^2 .

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 10112210211209 - 2⁴⁰ = 9012698583433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10112210211239) 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, 1894379162 + ... + 1894384499.

It is an arithmetic number, because the mean of its divisors is an integer number (1346905481841).

Almost surely, 2^{10112210211209} is an apocalyptic number.

It is an amenable number.

10112210211209 is a deficient number, since it is larger than the sum of its proper divisors (663033643519).

10112210211209 is a wasteful number, since it uses less digits than its factorization.

10112210211209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3788763835.

The product of its (nonzero) digits is 144, while the sum is 23.

The spelling of 10112210211209 in words is "ten trillion, one hundred twelve billion, two hundred ten million, two hundred eleven thousand, two hundred nine".