22011101010202 has 4 divisors (see below), whose sum is σ = 33016651515306. Its totient is φ = 11005550505100.

The previous prime is 22011101010139. The next prime is 22011101010209. The reversal of 22011101010202 is 20201010111022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 11384355113041 + 10626745897161 = 3374071^2 + 3259869^2 .

It is a super-3 number, since 3×22011101010202³ (a number of 41 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22011101010209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5502775252549 + ... + 5502775252552.

Almost surely, 2^{22011101010202} is an apocalyptic number.

22011101010202 is a deficient number, since it is larger than the sum of its proper divisors (11005550505104).

22011101010202 is a wasteful number, since it uses less digits than its factorization.

22011101010202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11005550505103.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 22011101010202 its reverse (20201010111022), we get a palindrome (42212111121224).

The spelling of 22011101010202 in words is "twenty-two trillion, eleven billion, one hundred one million, ten thousand, two hundred two".