1105388031098 has 8 divisors (see below), whose sum is σ = 1785626819508. Its totient is φ = 510179091264.

The previous prime is 1105388031089. The next prime is 1105388031101. The reversal of 1105388031098 is 8901308835011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1105385185129 + 2845969 = 1051373^2 + 1687^2 .

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

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, 21257462111 + ... + 21257462162.

Almost surely, 2^{1105388031098} is an apocalyptic number.

1105388031098 is a deficient number, since it is larger than the sum of its proper divisors (680238788410).

1105388031098 is a wasteful number, since it uses less digits than its factorization.

1105388031098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42514924288.

The product of its (nonzero) digits is 207360, while the sum is 47.

The spelling of 1105388031098 in words is "one trillion, one hundred five billion, three hundred eighty-eight million, thirty-one thousand, ninety-eight".