22010121111002 has 8 divisors (see below), whose sum is σ = 33120661481076. Its totient is φ = 10969900617312.

The previous prime is 22010121111001. The next prime is 22010121111053. The reversal of 22010121111002 is 20011112101022.

It can be written as a sum of positive squares in 2 ways, for example, as 20073795983641 + 1936325127361 = 4480379^2 + 1391519^2 .

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

It is a super-3 number, since 3×22010121111002³ (a number of 41 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22010121111001) by changing a digit.

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, 17579968313 + ... + 17579969564.

Almost surely, 2^{22010121111002} is an apocalyptic number.

22010121111002 is a deficient number, since it is larger than the sum of its proper divisors (11110540370074).

22010121111002 is a wasteful number, since it uses less digits than its factorization.

22010121111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35159938192.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 22010121111002 its reverse (20011112101022), we get a palindrome (42021233212024).

The spelling of 22010121111002 in words is "twenty-two trillion, ten billion, one hundred twenty-one million, one hundred eleven thousand, two".