101031668 has 6 divisors (see below), whose sum is σ = 176805426. Its totient is φ = 50515832.

The previous prime is 101031641. The next prime is 101031673. The reversal of 101031668 is 866130101.

It can be written as a sum of positive squares in only one way, i.e., 63552784 + 37478884 = 7972^2 + 6122^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12628955 + ... + 12628962.

It is an arithmetic number, because the mean of its divisors is an integer number (29467571).

Almost surely, 2^101031668 is an apocalyptic number.

It is an amenable number.

101031668 is a deficient number, since it is larger than the sum of its proper divisors (75773758).

101031668 is a wasteful number, since it uses less digits than its factorization.

101031668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25257921 (or 25257919 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 101031668 is about 10051.4510395266. The cubic root of 101031668 is about 465.7496183600.

Adding to 101031668 its reverse (866130101), we get a palindrome (967161769).

The spelling of 101031668 in words is "one hundred one million, thirty-one thousand, six hundred sixty-eight".