72220122102211 has 8 divisors (see below), whose sum is σ = 73261422156384. Its totient is φ = 71179491915840.

The previous prime is 72220122102151. The next prime is 72220122102229. The reversal of 72220122102211 is 11220122102227.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 72220122102211 - 2²³ = 72220113713603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72220122103211) 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, 167249770 + ... + 167681023.

It is an arithmetic number, because the mean of its divisors is an integer number (9157677769548).

Almost surely, 2^{72220122102211} is an apocalyptic number.

72220122102211 is a gapful number since it is divisible by the number (71) formed by its first and last digit.

72220122102211 is a deficient number, since it is larger than the sum of its proper divisors (1041300054173).

72220122102211 is a wasteful number, since it uses less digits than its factorization.

72220122102211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334933901.

The product of its (nonzero) digits is 896, while the sum is 25.

Adding to 72220122102211 its reverse (11220122102227), we get a palindrome (83440244204438).

The spelling of 72220122102211 in words is "seventy-two trillion, two hundred twenty billion, one hundred twenty-two million, one hundred two thousand, two hundred eleven".