10112221121210 has 16 divisors (see below), whose sum is σ = 19602151712136. Its totient is φ = 3733743183168.

The previous prime is 10112221121209. The next prime is 10112221121311. The reversal of 10112221121210 is 1212112221101.

10112221121210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3430559639329 + 6681661481881 = 1852177^2 + 2584891^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38893158029 + ... + 38893158288.

Almost surely, 2^{10112221121210} is an apocalyptic number.

10112221121210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10112221121210 is a deficient number, since it is larger than the sum of its proper divisors (9489930590926).

10112221121210 is a wasteful number, since it uses less digits than its factorization.

10112221121210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77786316337.

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

Adding to 10112221121210 its reverse (1212112221101), we get a palindrome (11324333342311).

The spelling of 10112221121210 in words is "ten trillion, one hundred twelve billion, two hundred twenty-one million, one hundred twenty-one thousand, two hundred ten".