72212022200222 has 16 divisors (see below), whose sum is σ = 108960841729872. Its totient is φ = 35892054656640.

The previous prime is 72212022200183. The next prime is 72212022200291. The reversal of 72212022200222 is 22200222021227.

It is a happy number.

It is a super-3 number, since 3×72212022200222³ (a number of 43 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 72212022200191 and 72212022200200.

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, 77796203 + ... + 78718950.

It is an arithmetic number, because the mean of its divisors is an integer number (6810052608117).

Almost surely, 2^{72212022200222} is an apocalyptic number.

72212022200222 is a deficient number, since it is larger than the sum of its proper divisors (36748819529650).

72212022200222 is a wasteful number, since it uses less digits than its factorization.

72212022200222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156516523.

The product of its (nonzero) digits is 3584, while the sum is 26.

Adding to 72212022200222 its reverse (22200222021227), we get a palindrome (94412244221449).

The spelling of 72212022200222 in words is "seventy-two trillion, two hundred twelve billion, twenty-two million, two hundred thousand, two hundred twenty-two".