20010112221202 has 8 divisors (see below), whose sum is σ = 30023023660812. Its totient is φ = 10002437667600.

The previous prime is 20010112221191. The next prime is 20010112221221. The reversal of 20010112221202 is 20212221101002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 19766195754561 + 243916466641 = 4445919^2 + 493879^2 .

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

It is a super-2 number, since 2×20010112221202² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1309211949 + ... + 1309227232.

Almost surely, 2^{20010112221202} is an apocalyptic number.

20010112221202 is a deficient number, since it is larger than the sum of its proper divisors (10012911439610).

20010112221202 is a wasteful number, since it uses less digits than its factorization.

20010112221202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2618443004.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20010112221202 its reverse (20212221101002), we get a palindrome (40222333322204).

The spelling of 20010112221202 in words is "twenty trillion, ten billion, one hundred twelve million, two hundred twenty-one thousand, two hundred two".