101863251215 has 8 divisors (see below), whose sum is σ = 133348256208. Its totient is φ = 74082364480.

The previous prime is 101863251101. The next prime is 101863251223. The reversal of 101863251215 is 512152368101.

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

It is not a de Polignac number, because 101863251215 - 2¹⁰ = 101863250191 is a prime.

It is a super-2 number, since 2×101863251215² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 926029502 + ... + 926029611.

It is an arithmetic number, because the mean of its divisors is an integer number (16668532026).

Almost surely, 2^101863251215 is an apocalyptic number.

101863251215 is a deficient number, since it is larger than the sum of its proper divisors (31485004993).

101863251215 is a wasteful number, since it uses less digits than its factorization.

101863251215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1852059129.

The product of its (nonzero) digits is 14400, while the sum is 35.

The spelling of 101863251215 in words is "one hundred one billion, eight hundred sixty-three million, two hundred fifty-one thousand, two hundred fifteen".