22202002121222 has 16 divisors (see below), whose sum is σ = 41520627343872. Its totient is φ = 8650130696520.

The previous prime is 22202002121197. The next prime is 22202002121251. The reversal of 22202002121222 is 22212120020222.

It is a junction number, because it is equal to n+sod(n) for n = 22202002121194 and 22202002121203.

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, 72084422318 + ... + 72084422625.

It is an arithmetic number, because the mean of its divisors is an integer number (2595039208992).

Almost surely, 2^{22202002121222} is an apocalyptic number.

22202002121222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22202002121222 is a deficient number, since it is larger than the sum of its proper divisors (19318625222650).

22202002121222 is a wasteful number, since it uses less digits than its factorization.

22202002121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144168844963.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 22202002121222 its reverse (22212120020222), we get a palindrome (44414122141444).

The spelling of 22202002121222 in words is "twenty-two trillion, two hundred two billion, two million, one hundred twenty-one thousand, two hundred twenty-two".