102020212211120 has 160 divisors (see below), whose sum is σ = 274667873464320. Its totient is φ = 34516198379520.

The previous prime is 102020212211059. The next prime is 102020212211129. The reversal of 102020212211120 is 21112212020201.

It is not an unprimeable number, because it can be changed into a prime (102020212211129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78233240 + ... + 79526600.

It is an arithmetic number, because the mean of its divisors is an integer number (1716674209152).

Almost surely, 2^{102020212211120} is an apocalyptic number.

102020212211120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102020212211120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137333936732160).

102020212211120 is an abundant number, since it is smaller than the sum of its proper divisors (172647661253200).

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

102020212211120 is a wasteful number, since it uses less digits than its factorization.

102020212211120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1295243 (or 1295237 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 102020212211120 its reverse (21112212020201), we get a palindrome (123132424231321).

The spelling of 102020212211120 in words is "one hundred two trillion, twenty billion, two hundred twelve million, two hundred eleven thousand, one hundred twenty".