31103130213222 has 8 divisors (see below), whose sum is σ = 62206260426456. Its totient is φ = 10367710071072.

The previous prime is 31103130213217. The next prime is 31103130213257. The reversal of 31103130213222 is 22231203130113.

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

31103130213222 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 31103130213192 and 31103130213201.

It is a congruent 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, 2591927517763 + ... + 2591927517774.

It is an arithmetic number, because the mean of its divisors is an integer number (7775782553307).

Almost surely, 2^{31103130213222} is an apocalyptic number.

31103130213222 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.

31103130213222 is a wasteful number, since it uses less digits than its factorization.

31103130213222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5183855035542.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 31103130213222 its reverse (22231203130113), we get a palindrome (53334333343335).

The spelling of 31103130213222 in words is "thirty-one trillion, one hundred three billion, one hundred thirty million, two hundred thirteen thousand, two hundred twenty-two".