101248562378 has 16 divisors (see below), whose sum is σ = 154392249960. Its totient is φ = 49784798400.

The previous prime is 101248562377. The next prime is 101248562399. The reversal of 101248562378 is 873265842101.

It can be written as a sum of positive squares in 4 ways, for example, as 61694114689 + 39554447689 = 248383^2 + 198883^2 .

It is a super-2 number, since 2×101248562378² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (101248562377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 579368 + ... + 733596.

Almost surely, 2^101248562378 is an apocalyptic number.

101248562378 is a deficient number, since it is larger than the sum of its proper divisors (53143687582).

101248562378 is a wasteful number, since it uses less digits than its factorization.

101248562378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159673.

The product of its (nonzero) digits is 645120, while the sum is 47.

The spelling of 101248562378 in words is "one hundred one billion, two hundred forty-eight million, five hundred sixty-two thousand, three hundred seventy-eight".