22012031222002 has 8 divisors (see below), whose sum is σ = 33470348844636. Its totient is φ = 10855248273792.

The previous prime is 22012031221993. The next prime is 22012031222029. The reversal of 22012031222002 is 20022213021022.

It can be written as a sum of positive squares in 2 ways, for example, as 21311527506481 + 700503715521 = 4616441^2 + 836961^2 .

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

It is a super-2 number, since 2×22012031222002² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75383668423 + ... + 75383668714.

Almost surely, 2^{22012031222002} is an apocalyptic number.

22012031222002 is a deficient number, since it is larger than the sum of its proper divisors (11458317622634).

22012031222002 is a wasteful number, since it uses less digits than its factorization.

22012031222002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150767337212.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 22012031222002 its reverse (20022213021022), we get a palindrome (42034244243024).

The spelling of 22012031222002 in words is "twenty-two trillion, twelve billion, thirty-one million, two hundred twenty-two thousand, two".