102220021032120 has 96 divisors (see below), whose sum is σ = 332245534420800. Its totient is φ = 27256172495616.

The previous prime is 102220021032119. The next prime is 102220021032131. The reversal of 102220021032120 is 21230120022201.

102220021032120 is a `hidden beast` number, since 102 + 2 + 200 + 21 + 0 + 321 + 20 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 102220021032093 and 102220021032102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9086992 + ... + 16941471.

It is an arithmetic number, because the mean of its divisors is an integer number (3460890983550).

Almost surely, 2^{102220021032120} is an apocalyptic number.

102220021032120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102220021032120 is an abundant number, since it is smaller than the sum of its proper divisors (230025513388680).

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

102220021032120 is a wasteful number, since it uses less digits than its factorization.

102220021032120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26039389 (or 26039382 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 102220021032120 its reverse (21230120022201), we get a palindrome (123450141054321).

The spelling of 102220021032120 in words is "one hundred two trillion, two hundred twenty billion, twenty-one million, thirty-two thousand, one hundred twenty".