22021002100010 has 8 divisors (see below), whose sum is σ = 39637803780036. Its totient is φ = 8808400840000.

The previous prime is 22021002099991. The next prime is 22021002100117. The reversal of 22021002100010 is 1000120012022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 19612400530921 + 2408601569089 = 4428589^2 + 1551967^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 22021002099964 and 22021002100000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1101050104991 + ... + 1101050105010.

Almost surely, 2^{22021002100010} is an apocalyptic number.

22021002100010 is a deficient number, since it is larger than the sum of its proper divisors (17616801680026).

22021002100010 is a wasteful number, since it uses less digits than its factorization.

22021002100010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2202100210008.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22021002100010 its reverse (1000120012022), we get a palindrome (23021122112032).

The spelling of 22021002100010 in words is "twenty-two trillion, twenty-one billion, two million, one hundred thousand, ten".