12202111121222 has 32 divisors (see below), whose sum is σ = 20100032229888. Its totient is φ = 5509488600000.

The previous prime is 12202111121177. The next prime is 12202111121243. The reversal of 12202111121222 is 22212111120221.

It is a super-2 number, since 2×12202111121222² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12202111121194 and 12202111121203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139184522 + ... + 139272162.

It is an arithmetic number, because the mean of its divisors is an integer number (628126007184).

Almost surely, 2^{12202111121222} is an apocalyptic number.

12202111121222 is a deficient number, since it is larger than the sum of its proper divisors (7897921108666).

12202111121222 is a wasteful number, since it uses less digits than its factorization.

12202111121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129716.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 12202111121222 its reverse (22212111120221), we get a palindrome (34414222241443).

The spelling of 12202111121222 in words is "twelve trillion, two hundred two billion, one hundred eleven million, one hundred twenty-one thousand, two hundred twenty-two".