211222100101010 has 8 divisors (see below), whose sum is σ = 380199780181836. Its totient is φ = 84488840040400.

The previous prime is 211222100101003. The next prime is 211222100101079. The reversal of 211222100101010 is 10101001222112.

211222100101010 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 2 ways, for example, as 203961613569169 + 7260486531841 = 14281513^2 + 2694529^2 .

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

It is a super-2 number, since 2×211222100101010² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10561105005041 + ... + 10561105005060.

Almost surely, 2^{211222100101010} is an apocalyptic number.

211222100101010 is a deficient number, since it is larger than the sum of its proper divisors (168977680080826).

211222100101010 is a wasteful number, since it uses less digits than its factorization.

211222100101010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21122210010108.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 211222100101010 its reverse (10101001222112), we get a palindrome (221323101323122).

The spelling of 211222100101010 in words is "two hundred eleven trillion, two hundred twenty-two billion, one hundred million, one hundred one thousand, ten".