101656610103212 has 48 divisors (see below), whose sum is σ = 179097715366752. Its totient is φ = 50486533079040.

The previous prime is 101656610103199. The next prime is 101656610103263. The reversal of 101656610103212 is 212301016656101.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4564107308 + ... + 4564129580.

It is an arithmetic number, because the mean of its divisors is an integer number (3731202403474).

Almost surely, 2^{101656610103212} is an apocalyptic number.

It is an amenable number.

101656610103212 is a deficient number, since it is larger than the sum of its proper divisors (77441105263540).

101656610103212 is a wasteful number, since it uses less digits than its factorization.

101656610103212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29778 (or 29776 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 35.

Adding to 101656610103212 its reverse (212301016656101), we get a palindrome (313957626759313).

The spelling of 101656610103212 in words is "one hundred one trillion, six hundred fifty-six billion, six hundred ten million, one hundred three thousand, two hundred twelve".