202220110012221 has 48 divisors (see below), whose sum is σ = 336073532354560. Its totient is φ = 114775729466400.

The previous prime is 202220110012189. The next prime is 202220110012289. The reversal of 202220110012221 is 122210011022202.

It is a happy number.

202220110012221 is a `hidden beast` number, since 202 + 220 + 1 + 10 + 0 + 12 + 221 = 666.

It is not a de Polignac number, because 202220110012221 - 2⁵ = 202220110012189 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 202220110012194 and 202220110012203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202220110002221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 80798010 + ... + 83263188.

Almost surely, 2^{202220110012221} is an apocalyptic number.

202220110012221 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

202220110012221 is a deficient number, since it is larger than the sum of its proper divisors (133853422342339).

202220110012221 is a wasteful number, since it uses less digits than its factorization.

202220110012221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2473966 (or 2473963 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 202220110012221 its reverse (122210011022202), we get a palindrome (324430121034423).

The spelling of 202220110012221 in words is "two hundred two trillion, two hundred twenty billion, one hundred ten million, twelve thousand, two hundred twenty-one".