105151018215452 has 48 divisors (see below), whose sum is σ = 202733469316224. Its totient is φ = 47321975400000.

The previous prime is 105151018215367. The next prime is 105151018215527. The reversal of 105151018215452 is 254512810151501.

It is a happy number.

It is a super-2 number, since 2×105151018215452² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 389528327 + ... + 389798177.

It is an arithmetic number, because the mean of its divisors is an integer number (4223613944088).

Almost surely, 2^{105151018215452} is an apocalyptic number.

It is an amenable number.

105151018215452 is a deficient number, since it is larger than the sum of its proper divisors (97582451100772).

105151018215452 is a wasteful number, since it uses less digits than its factorization.

105151018215452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357650 (or 357648 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 41.

Adding to 105151018215452 its reverse (254512810151501), we get a palindrome (359663828366953).

The spelling of 105151018215452 in words is "one hundred five trillion, one hundred fifty-one billion, eighteen million, two hundred fifteen thousand, four hundred fifty-two".