212021023010 has 8 divisors (see below), whose sum is σ = 381637841436. Its totient is φ = 84808409200.

The previous prime is 212021022973. The next prime is 212021023013. The reversal of 212021023010 is 10320120212.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 206276747329 + 5744275681 = 454177^2 + 75791^2 .

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

It is not an unprimeable number, because it can be changed into a prime (212021023013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10601051141 + ... + 10601051160.

Almost surely, 2^212021023010 is an apocalyptic number.

212021023010 is a deficient number, since it is larger than the sum of its proper divisors (169616818426).

212021023010 is a wasteful number, since it uses less digits than its factorization.

212021023010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21202102308.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 212021023010 its reverse (10320120212), we get a palindrome (222341143222).

The spelling of 212021023010 in words is "two hundred twelve billion, twenty-one million, twenty-three thousand, ten".