31144111040118 has 32 divisors (see below), whose sum is σ = 65178700538976. Its totient is φ = 9910211770368.

The previous prime is 31144111040117. The next prime is 31144111040129. The reversal of 31144111040118 is 81104011144113.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31144111040111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1323467371 + ... + 1323490902.

It is an arithmetic number, because the mean of its divisors is an integer number (2036834391843).

Almost surely, 2^{31144111040118} is an apocalyptic number.

31144111040118 is an abundant number, since it is smaller than the sum of its proper divisors (34034589498858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31144111040118 is a wasteful number, since it uses less digits than its factorization.

31144111040118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2646958368.

The product of its (nonzero) digits is 1536, while the sum is 30.

The spelling of 31144111040118 in words is "thirty-one trillion, one hundred forty-four billion, one hundred eleven million, forty thousand, one hundred eighteen".