213626122010 has 32 divisors (see below), whose sum is σ = 440054225280. Its totient is φ = 73144112832.

The previous prime is 213626121959. The next prime is 213626122027. The reversal of 213626122010 is 10221626312.

It is a happy number.

It is a super-2 number, since 2×213626122010² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2013089 + ... + 2116548.

It is an arithmetic number, because the mean of its divisors is an integer number (13751694540).

Almost surely, 2^213626122010 is an apocalyptic number.

213626122010 is an abundant number, since it is smaller than the sum of its proper divisors (226428103270).

213626122010 is a wasteful number, since it uses less digits than its factorization.

213626122010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4130390.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 213626122010 its reverse (10221626312), we get a palindrome (223847748322).

The spelling of 213626122010 in words is "two hundred thirteen billion, six hundred twenty-six million, one hundred twenty-two thousand, ten".