31222022022214 has 4 divisors (see below), whose sum is σ = 46833033033324. Its totient is φ = 15611011011106.

The previous prime is 31222022022193. The next prime is 31222022022251. The reversal of 31222022022214 is 41222022022213.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7805505505552 + ... + 7805505505555.

It is an arithmetic number, because the mean of its divisors is an integer number (11708258258331).

Almost surely, 2^{31222022022214} is an apocalyptic number.

31222022022214 is a deficient number, since it is larger than the sum of its proper divisors (15611011011110).

31222022022214 is a wasteful number, since it uses less digits than its factorization.

31222022022214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15611011011109.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 31222022022214 its reverse (41222022022213), we get a palindrome (72444044044427).

Subtracting 31222022022214 from its reverse (41222022022213), we obtain a palindrome (9999999999999).

The spelling of 31222022022214 in words is "thirty-one trillion, two hundred twenty-two billion, twenty-two million, twenty-two thousand, two hundred fourteen".