22121001300010 has 8 divisors (see below), whose sum is σ = 39817802340036. Its totient is φ = 8848400520000.

The previous prime is 22121001299981. The next prime is 22121001300019. The reversal of 22121001300010 is 1000310012122.

It can be written as a sum of positive squares in 2 ways, for example, as 18870657457369 + 3250343842641 = 4344037^2 + 1802871^2 .

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

It is a super-2 number, since 2×22121001300010² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22121001300019) 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, 1106050064991 + ... + 1106050065010.

Almost surely, 2^{22121001300010} is an apocalyptic number.

22121001300010 is a deficient number, since it is larger than the sum of its proper divisors (17696801040026).

22121001300010 is a wasteful number, since it uses less digits than its factorization.

22121001300010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2212100130008.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 22121001300010 its reverse (1000310012122), we get a palindrome (23121311312132).

The spelling of 22121001300010 in words is "twenty-two trillion, one hundred twenty-one billion, one million, three hundred thousand, ten".