10020001221030 has 128 divisors (see below), whose sum is σ = 25035144076800. Its totient is φ = 2564517279744.

The previous prime is 10020001221019. The next prime is 10020001221053. The reversal of 10020001221030 is 3012210002001.

10020001221030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 10020001220997 and 10020001221015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 183930636 + ... + 183985104.

It is an arithmetic number, because the mean of its divisors is an integer number (195587063100).

Almost surely, 2^{10020001221030} is an apocalyptic number.

10020001221030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10020001221030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12517572038400).

10020001221030 is an abundant number, since it is smaller than the sum of its proper divisors (15015142855770).

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

10020001221030 is a wasteful number, since it uses less digits than its factorization.

10020001221030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56998.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 10020001221030 its reverse (3012210002001), we get a palindrome (13032211223031).

The spelling of 10020001221030 in words is "ten trillion, twenty billion, one million, two hundred twenty-one thousand, thirty".