102061113210 has 64 divisors (see below), whose sum is σ = 311043398400. Its totient is φ = 23328254016.

The previous prime is 102061113191. The next prime is 102061113277. The reversal of 102061113210 is 12311160201.

102061113210 is a `hidden beast` number, since 1 + 0 + 20 + 611 + 1 + 32 + 1 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26998405 + ... + 27002184.

It is an arithmetic number, because the mean of its divisors is an integer number (4860053100).

Almost surely, 2^102061113210 is an apocalyptic number.

102061113210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102061113210 is an abundant number, since it is smaller than the sum of its proper divisors (208982285190).

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

102061113210 is a wasteful number, since it uses less digits than its factorization.

102061113210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54000612 (or 54000606 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 102061113210 its reverse (12311160201), we get a palindrome (114372273411).

The spelling of 102061113210 in words is "one hundred two billion, sixty-one million, one hundred thirteen thousand, two hundred ten".