10010012212221 has 16 divisors (see below), whose sum is σ = 15298614125184. Its totient is φ = 5703033659904.

The previous prime is 10010012212201. The next prime is 10010012212223. The reversal of 10010012212221 is 12221221001001.

It is not a de Polignac number, because 10010012212221 - 2⁷ = 10010012212093 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10010012212221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10010012212223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 707214360 + ... + 707228513.

It is an arithmetic number, because the mean of its divisors is an integer number (956163382824).

Almost surely, 2^{10010012212221} is an apocalyptic number.

It is an amenable number.

10010012212221 is a deficient number, since it is larger than the sum of its proper divisors (5288601912963).

10010012212221 is a wasteful number, since it uses less digits than its factorization.

10010012212221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1414443220.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10010012212221 its reverse (12221221001001), we get a palindrome (22231233213222).

The spelling of 10010012212221 in words is "ten trillion, ten billion, twelve million, two hundred twelve thousand, two hundred twenty-one".