102011210200120 has 64 divisors (see below), whose sum is σ = 247184458244640. Its totient is φ = 37665152064000.

The previous prime is 102011210200063. The next prime is 102011210200121. The reversal of 102011210200120 is 21002012110201.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a self number, because there is not a number n which added to its sum of digits gives 102011210200120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102011210200121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36966730 + ... + 39630310.

Almost surely, 2^{102011210200120} is an apocalyptic number.

102011210200120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102011210200120 is an abundant number, since it is smaller than the sum of its proper divisors (145173248044520).

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

102011210200120 is a wasteful number, since it uses less digits than its factorization.

102011210200120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2737256 (or 2737252 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102011210200120 its reverse (21002012110201), we get a palindrome (123013222310321).

The spelling of 102011210200120 in words is "one hundred two trillion, eleven billion, two hundred ten million, two hundred thousand, one hundred twenty".