12201121202222 has 16 divisors (see below), whose sum is σ = 19059839892000. Its totient is φ = 5850664918560.

The previous prime is 12201121202209. The next prime is 12201121202261. The reversal of 12201121202222 is 22220212110221.

12201121202222 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 2×12201121202222² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12201121202194 and 12201121202203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 705911354 + ... + 705928637.

It is an arithmetic number, because the mean of its divisors is an integer number (1191239993250).

Almost surely, 2^{12201121202222} is an apocalyptic number.

12201121202222 is a deficient number, since it is larger than the sum of its proper divisors (6858718689778).

12201121202222 is a wasteful number, since it uses less digits than its factorization.

12201121202222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1411840171.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 12201121202222 its reverse (22220212110221), we get a palindrome (34421333312443).

The spelling of 12201121202222 in words is "twelve trillion, two hundred one billion, one hundred twenty-one million, two hundred two thousand, two hundred twenty-two".