10020322021220 has 144 divisors (see below), whose sum is σ = 24781512143808. Its totient is φ = 3392999043840.

The previous prime is 10020322021181. The next prime is 10020322021301. The reversal of 10020322021220 is 2212022302001.

It is a super-2 number, since 2×10020322021220² (a number of 27 digits) contains 22 as substring.

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, 260512790 + ... + 260551250.

It is an arithmetic number, because the mean of its divisors is an integer number (172093834332).

Almost surely, 2^{10020322021220} is an apocalyptic number.

10020322021220 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 10020322021220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12390756071904).

10020322021220 is an abundant number, since it is smaller than the sum of its proper divisors (14761190122588).

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

10020322021220 is a wasteful number, since it uses less digits than its factorization.

10020322021220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41770 (or 41761 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 10020322021220 its reverse (2212022302001), we get a palindrome (12232344323221).

The spelling of 10020322021220 in words is "ten trillion, twenty billion, three hundred twenty-two million, twenty-one thousand, two hundred twenty".