31133120220110 has 16 divisors (see below), whose sum is σ = 56059203870432. Its totient is φ = 12448895316000.

The previous prime is 31133120220089. The next prime is 31133120220127. The reversal of 31133120220110 is 1102202133113.

It is a happy number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 544066466 + ... + 544123685.

It is an arithmetic number, because the mean of its divisors is an integer number (3503700241902).

Almost surely, 2^{31133120220110} is an apocalyptic number.

31133120220110 is a deficient number, since it is larger than the sum of its proper divisors (24926083650322).

31133120220110 is a wasteful number, since it uses less digits than its factorization.

31133120220110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1088193019.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 31133120220110 its reverse (1102202133113), we get a palindrome (32235322353223).

The spelling of 31133120220110 in words is "thirty-one trillion, one hundred thirty-three billion, one hundred twenty million, two hundred twenty thousand, one hundred ten".