102100120221120 has 336 divisors, whose sum is σ = 382721519422080. Its totient is φ = 22988853651456.

The previous prime is 102100120221067. The next prime is 102100120221131. The reversal of 102100120221120 is 21122021001201.

It is a tau number, because it is divible by the number of its divisors (336).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 102100120221120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13046050 + ... + 19349409.

Almost surely, 2^{102100120221120} is an apocalyptic number.

102100120221120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102100120221120 is an abundant number, since it is smaller than the sum of its proper divisors (280621399200960).

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

102100120221120 is a wasteful number, since it uses less digits than its factorization.

102100120221120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32395560 (or 32395543 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102100120221120 its reverse (21122021001201), we get a palindrome (123222141222321).

The spelling of 102100120221120 in words is "one hundred two trillion, one hundred billion, one hundred twenty million, two hundred twenty-one thousand, one hundred twenty".