31110021102122 has 8 divisors (see below), whose sum is σ = 47361524663136. Its totient is φ = 15322846214412.

The previous prime is 31110021102113. The next prime is 31110021102161. The reversal of 31110021102122 is 22120112001113.

It is a happy number.

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

It is a super-2 number, since 2×31110021102122² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 31110021102122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116082168158 + ... + 116082168425.

It is an arithmetic number, because the mean of its divisors is an integer number (5920190582892).

Almost surely, 2^{31110021102122} is an apocalyptic number.

31110021102122 is a deficient number, since it is larger than the sum of its proper divisors (16251503561014).

31110021102122 is a wasteful number, since it uses less digits than its factorization.

31110021102122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232164336652.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 31110021102122 its reverse (22120112001113), we get a palindrome (53230133103235).

It can be divided in two parts, 3111002 and 1102122, that added together give a palindrome (4213124).

The spelling of 31110021102122 in words is "thirty-one trillion, one hundred ten billion, twenty-one million, one hundred two thousand, one hundred twenty-two".