10011221222210 has 16 divisors (see below), whose sum is σ = 19406367292536. Its totient is φ = 3696450912768.

The previous prime is 10011221222207. The next prime is 10011221222257. The reversal of 10011221222210 is 1222212211001.

It can be written as a sum of positive squares in 4 ways, for example, as 6906799230241 + 3104421991969 = 2628079^2 + 1761937^2 .

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, 38504696879 + ... + 38504697138.

Almost surely, 2^{10011221222210} is an apocalyptic number.

10011221222210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10011221222210 is a deficient number, since it is larger than the sum of its proper divisors (9395146070326).

10011221222210 is a wasteful number, since it uses less digits than its factorization.

10011221222210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77009394037.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 10011221222210 its reverse (1222212211001), we get a palindrome (11233433433211).

The spelling of 10011221222210 in words is "ten trillion, eleven billion, two hundred twenty-one million, two hundred twenty-two thousand, two hundred ten".