10202222012222 has 8 divisors (see below), whose sum is σ = 15304301447256. Its totient is φ = 5100788196472.

The previous prime is 10202222012221. The next prime is 10202222012243. The reversal of 10202222012222 is 22221022220201.

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

It is a super-2 number, since 2×10202222012222² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10202222012194 and 10202222012203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10202222012221) 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, 161365313 + ... + 161428524.

It is an arithmetic number, because the mean of its divisors is an integer number (1913037680907).

Almost surely, 2^{10202222012222} is an apocalyptic number.

10202222012222 is a deficient number, since it is larger than the sum of its proper divisors (5102079435034).

10202222012222 is a wasteful number, since it uses less digits than its factorization.

10202222012222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322809642.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 10202222012222 its reverse (22221022220201), we get a palindrome (32423244232423).

The spelling of 10202222012222 in words is "ten trillion, two hundred two billion, two hundred twenty-two million, twelve thousand, two hundred twenty-two".