202012100222 has 24 divisors (see below), whose sum is σ = 313175430216. Its totient is φ = 97726818000.

The previous prime is 202012100197. The next prime is 202012100237. The reversal of 202012100222 is 222001210202.

202012100222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×202012100222² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 202012100197 and 202012100206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12640697 + ... + 12656667.

It is an arithmetic number, because the mean of its divisors is an integer number (13048976259).

Almost surely, 2^202012100222 is an apocalyptic number.

202012100222 is a deficient number, since it is larger than the sum of its proper divisors (111163329994).

202012100222 is a wasteful number, since it uses less digits than its factorization.

202012100222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22616 (or 22585 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 202012100222 its reverse (222001210202), we get a palindrome (424013310424).

The spelling of 202012100222 in words is "two hundred two billion, twelve million, one hundred thousand, two hundred twenty-two".