105512451098 has 32 divisors (see below), whose sum is σ = 161231938560. Its totient is φ = 51780222000.

The previous prime is 105512451071. The next prime is 105512451103. The reversal of 105512451098 is 890154215501.

It is a super-2 number, since 2×105512451098² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9863933 + ... + 9874623.

It is an arithmetic number, because the mean of its divisors is an integer number (5038498080).

Almost surely, 2^105512451098 is an apocalyptic number.

105512451098 is a deficient number, since it is larger than the sum of its proper divisors (55719487462).

105512451098 is a wasteful number, since it uses less digits than its factorization.

105512451098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11234.

The product of its (nonzero) digits is 72000, while the sum is 41.

Adding to 105512451098 its reverse (890154215501), we get a palindrome (995666666599).

The spelling of 105512451098 in words is "one hundred five billion, five hundred twelve million, four hundred fifty-one thousand, ninety-eight".