101210406664 has 32 divisors (see below), whose sum is σ = 194428747800. Its totient is φ = 49363130880.

The previous prime is 101210406653. The next prime is 101210406673. The reversal of 101210406664 is 466604012101.

It can be written as a sum of positive squares in 4 ways, for example, as 55823512900 + 45386893764 = 236270^2 + 213042^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2431822 + ... + 2473090.

Almost surely, 2^101210406664 is an apocalyptic number.

It is an amenable number.

101210406664 is a deficient number, since it is larger than the sum of its proper divisors (93218341136).

101210406664 is a wasteful number, since it uses less digits than its factorization.

101210406664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48793 (or 48789 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

Adding to 101210406664 its reverse (466604012101), we get a palindrome (567814418765).

The spelling of 101210406664 in words is "one hundred one billion, two hundred ten million, four hundred six thousand, six hundred sixty-four".