101210406646 has 16 divisors (see below), whose sum is σ = 152144579664. Its totient is φ = 50495629824.

The previous prime is 101210406643. The next prime is 101210406653. The reversal of 101210406646 is 646604012101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101210406643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2593390 + ... + 2632126.

It is an arithmetic number, because the mean of its divisors is an integer number (9509036229).

Almost surely, 2^101210406646 is an apocalyptic number.

101210406646 is a deficient number, since it is larger than the sum of its proper divisors (50934173018).

101210406646 is a wasteful number, since it uses less digits than its factorization.

101210406646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41535.

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

Adding to 101210406646 its reverse (646604012101), we get a palindrome (747814418747).

The spelling of 101210406646 in words is "one hundred one billion, two hundred ten million, four hundred six thousand, six hundred forty-six".