2101266860528 has 20 divisors (see below), whose sum is σ = 4441314046488. Its totient is φ = 955121300160.

The previous prime is 2101266860503. The next prime is 2101266860531. The reversal of 2101266860528 is 8250686621012.

It is a super-3 number, since 3×2101266860528³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5969507951 + ... + 5969508302.

Almost surely, 2^{2101266860528} is an apocalyptic number.

It is an amenable number.

2101266860528 is an abundant number, since it is smaller than the sum of its proper divisors (2340047185960).

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

2101266860528 is a wasteful number, since it uses less digits than its factorization.

2101266860528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11939016272 (or 11939016266 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 47.

The spelling of 2101266860528 in words is "two trillion, one hundred one billion, two hundred sixty-six million, eight hundred sixty thousand, five hundred twenty-eight".