101210045615 has 48 divisors (see below), whose sum is σ = 149666297184. Its totient is φ = 65286144000.

The previous prime is 101210045603. The next prime is 101210045647. The reversal of 101210045615 is 516540012101.

It is not a de Polignac number, because 101210045615 - 2⁸ = 101210045359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10536815 + ... + 10546415.

It is an arithmetic number, because the mean of its divisors is an integer number (3118047858).

Almost surely, 2^101210045615 is an apocalyptic number.

101210045615 is a deficient number, since it is larger than the sum of its proper divisors (48456251569).

101210045615 is a wasteful number, since it uses less digits than its factorization.

101210045615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12168 (or 12161 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 26.

Adding to 101210045615 its reverse (516540012101), we get a palindrome (617750057716).

The spelling of 101210045615 in words is "one hundred one billion, two hundred ten million, forty-five thousand, six hundred fifteen".