102020031322200 has 192 divisors, whose sum is σ = 351407891268000. Its totient is φ = 27204911147520.

The previous prime is 102020031322159. The next prime is 102020031322201. The reversal of 102020031322200 is 2223130020201.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102020031322201) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 489724462 + ... + 489932738.

Almost surely, 2^{102020031322200} is an apocalyptic number.

102020031322200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102020031322200 is an abundant number, since it is smaller than the sum of its proper divisors (249387859945800).

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

102020031322200 is a wasteful number, since it uses less digits than its factorization.

102020031322200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299011 (or 298996 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 102020031322200 its reverse (2223130020201), we get a palindrome (104243161342401).

The spelling of 102020031322200 in words is "one hundred two trillion, twenty billion, thirty-one million, three hundred twenty-two thousand, two hundred".