1031115544102 has 16 divisors (see below), whose sum is σ = 1769447089152. Its totient is φ = 441451551240.

The previous prime is 1031115544037. The next prime is 1031115544103. The reversal of 1031115544102 is 2014455111301.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031115544103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37911798 + ... + 37938985.

It is an arithmetic number, because the mean of its divisors is an integer number (110590443072).

Almost surely, 2^{1031115544102} is an apocalyptic number.

1031115544102 is a deficient number, since it is larger than the sum of its proper divisors (738331545050).

1031115544102 is an equidigital number, since it uses as much as digits as its factorization.

1031115544102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75851763.

The product of its (nonzero) digits is 2400, while the sum is 28.

The spelling of 1031115544102 in words is "one trillion, thirty-one billion, one hundred fifteen million, five hundred forty-four thousand, one hundred two".