101021210616 has 32 divisors (see below), whose sum is σ = 253212456960. Its totient is φ = 33585812832.

The previous prime is 101021210611. The next prime is 101021210629. The reversal of 101021210616 is 616012120101.

It is a junction number, because it is equal to n+sod(n) for n = 101021210592 and 101021210601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101021210611) 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, 5485870 + ... + 5504253.

It is an arithmetic number, because the mean of its divisors is an integer number (7912889280).

Almost surely, 2^101021210616 is an apocalyptic number.

It is an amenable number.

101021210616 is an abundant number, since it is smaller than the sum of its proper divisors (152191246344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101021210616 is a wasteful number, since it uses less digits than its factorization.

101021210616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10990515 (or 10990511 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 101021210616 its reverse (616012120101), we get a palindrome (717033330717).

The spelling of 101021210616 in words is "one hundred one billion, twenty-one million, two hundred ten thousand, six hundred sixteen".