21322266004115 has 4 divisors (see below), whose sum is σ = 25586719204944. Its totient is φ = 17057812803288.

The previous prime is 21322266004093. The next prime is 21322266004133. The reversal of 21322266004115 is 51140066222312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 21322266004115 - 2¹⁶ = 21322265938579 is a prime.

It is a super-3 number, since 3×21322266004115³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2132226600407 + ... + 2132226600416.

It is an arithmetic number, because the mean of its divisors is an integer number (6396679801236).

Almost surely, 2^{21322266004115} is an apocalyptic number.

21322266004115 is a deficient number, since it is larger than the sum of its proper divisors (4264453200829).

21322266004115 is an equidigital number, since it uses as much as digits as its factorization.

21322266004115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4264453200828.

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 21322266004115 in words is "twenty-one trillion, three hundred twenty-two billion, two hundred sixty-six million, four thousand, one hundred fifteen".