206103651261000 has 256 divisors, whose sum is σ = 672883772520960. Its totient is φ = 52466567961600.

The previous prime is 206103651260993. The next prime is 206103651261019. The reversal of 206103651261000 is 162156301602.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11633884 + ... + 23399883.

It is an arithmetic number, because the mean of its divisors is an integer number (2628452236410).

Almost surely, 2^{206103651261000} is an apocalyptic number.

206103651261000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

206103651261000 is an abundant number, since it is smaller than the sum of its proper divisors (466780121259960).

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

206103651261000 is a wasteful number, since it uses less digits than its factorization.

206103651261000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35033881 (or 35033867 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The spelling of 206103651261000 in words is "two hundred six trillion, one hundred three billion, six hundred fifty-one million, two hundred sixty-one thousand".