102121103201310 has 40 divisors (see below), whose sum is σ = 274592299721256. Its totient is φ = 27232294186800.

The previous prime is 102121103201309. The next prime is 102121103201387. The reversal of 102121103201310 is 13102301121201.

102121103201310 is a `hidden beast` number, since 1 + 0 + 2 + 1 + 21 + 10 + 320 + 1 + 310 = 666.

It is a super-2 number, since 2×102121103201310² (a number of 29 digits) contains 22 as substring.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 63037717216 + ... + 63037718835.

Almost surely, 2^{102121103201310} is an apocalyptic number.

102121103201310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102121103201310 is an abundant number, since it is smaller than the sum of its proper divisors (172471196519946).

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

102121103201310 is a wasteful number, since it uses less digits than its factorization.

102121103201310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126075436070 (or 126075436061 counting only the distinct ones).

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

Adding to 102121103201310 its reverse (13102301121201), we get a palindrome (115223404322511).

The spelling of 102121103201310 in words is "one hundred two trillion, one hundred twenty-one billion, one hundred three million, two hundred one thousand, three hundred ten".