12204120022 has 16 divisors (see below), whose sum is σ = 19158808032. Its totient is φ = 5819425920.

The previous prime is 12204120007. The next prime is 12204120023. The reversal of 12204120022 is 22002140221.

It is a super-2 number, since 2×12204120022² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12204119978 and 12204120005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12204120023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 378129 + ... + 409132.

It is an arithmetic number, because the mean of its divisors is an integer number (1197425502).

Almost surely, 2^12204120022 is an apocalyptic number.

12204120022 is a deficient number, since it is larger than the sum of its proper divisors (6954688010).

12204120022 is a wasteful number, since it uses less digits than its factorization.

12204120022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 787623.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 12204120022 its reverse (22002140221), we get a palindrome (34206260243).

The spelling of 12204120022 in words is "twelve billion, two hundred four million, one hundred twenty thousand, twenty-two".