21374336150022 has 8 divisors (see below), whose sum is σ = 42748672300056. Its totient is φ = 7124778716672.

The previous prime is 21374336150003. The next prime is 21374336150029. The reversal of 21374336150022 is 22005163347312.

It is a happy number.

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

21374336150022 is an admirable number.

It is a super-3 number, since 3×21374336150022³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21374336150029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1781194679163 + ... + 1781194679174.

It is an arithmetic number, because the mean of its divisors is an integer number (5343584037507).

Almost surely, 2^{21374336150022} is an apocalyptic number.

21374336150022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21374336150022 is a wasteful number, since it uses less digits than its factorization.

21374336150022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3562389358342.

The product of its (nonzero) digits is 181440, while the sum is 39.

Adding to 21374336150022 its reverse (22005163347312), we get a palindrome (43379499497334).

The spelling of 21374336150022 in words is "twenty-one trillion, three hundred seventy-four billion, three hundred thirty-six million, one hundred fifty thousand, twenty-two".