22021000002010 has 8 divisors (see below), whose sum is σ = 39637800003636. Its totient is φ = 8808400000800.

The previous prime is 22021000001983. The next prime is 22021000002041. The reversal of 22021000002010 is 1020000012022.

It can be written as a sum of positive squares in 2 ways, for example, as 22014422954209 + 6577047801 = 4691953^2 + 81099^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 2202100000201 = 22021000002010 / (2 + 2 + 0 + 2 + 1 + 0 + 0 + 0 + 0 + 0 + 2 + 0 + 1 + 0).

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 3 ways as a sum of consecutive naturals, for example, 1101050000091 + ... + 1101050000110.

Almost surely, 2^{22021000002010} is an apocalyptic number.

22021000002010 is a deficient number, since it is larger than the sum of its proper divisors (17616800001626).

22021000002010 is a wasteful number, since it uses less digits than its factorization.

22021000002010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2202100000208.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 22021000002010 its reverse (1020000012022), we get a palindrome (23041000014032).

The spelling of 22021000002010 in words is "twenty-two trillion, twenty-one billion, two thousand, ten".