101663516531216 has 20 divisors (see below), whose sum is σ = 201777284336124. Its totient is φ = 49591959283200.

The previous prime is 101663516531207. The next prime is 101663516531263. The reversal of 101663516531216 is 612135615366101.

It can be written as a sum of positive squares in 2 ways, for example, as 10329178921216 + 91334337610000 = 3213904^2 + 9556900^2 .

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, 77487435725 + ... + 77487437036.

Almost surely, 2^{101663516531216} is an apocalyptic number.

101663516531216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

101663516531216 is a deficient number, since it is larger than the sum of its proper divisors (100113767804908).

101663516531216 is a wasteful number, since it uses less digits than its factorization.

101663516531216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154974872810 (or 154974872804 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 47.

The spelling of 101663516531216 in words is "one hundred one trillion, six hundred sixty-three billion, five hundred sixteen million, five hundred thirty-one thousand, two hundred sixteen".