10102002022020 has 192 divisors, whose sum is σ = 31112060539392. Its totient is φ = 2438725632000.

The previous prime is 10102002022009. The next prime is 10102002022027. The reversal of 10102002022020 is 2022020020101.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 10102002021987 and 10102002022005.

It is not an unprimeable number, because it can be changed into a prime (10102002022027) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1268100 + ... + 4670340.

It is an arithmetic number, because the mean of its divisors is an integer number (162041981976).

Almost surely, 2^{10102002022020} is an apocalyptic number.

10102002022020 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 10102002022020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15556030269696).

10102002022020 is an abundant number, since it is smaller than the sum of its proper divisors (21010058517372).

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

10102002022020 is a wasteful number, since it uses less digits than its factorization.

10102002022020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3402382 (or 3402380 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 10102002022020 its reverse (2022020020101), we get a palindrome (12124022042121).

The spelling of 10102002022020 in words is "ten trillion, one hundred two billion, two million, twenty-two thousand, twenty".