22021012110002 has 8 divisors (see below), whose sum is σ = 33059205945756. Its totient is φ = 11001276794752.

The previous prime is 22021012109989. The next prime is 22021012110007. The reversal of 22021012110002 is 20001121012022.

It can be written as a sum of positive squares in 2 ways, for example, as 20935666953601 + 1085345156401 = 4575551^2 + 1041799^2 .

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

It is a super-2 number, since 2×22021012110002² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22021012110007) 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, 4614627143 + ... + 4614631914.

Almost surely, 2^{22021012110002} is an apocalyptic number.

22021012110002 is a deficient number, since it is larger than the sum of its proper divisors (11038193835754).

22021012110002 is a wasteful number, since it uses less digits than its factorization.

22021012110002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9229260252.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22021012110002 its reverse (20001121012022), we get a palindrome (42022133122024).

The spelling of 22021012110002 in words is "twenty-two trillion, twenty-one billion, twelve million, one hundred ten thousand, two".