1010020002321 has 64 divisors (see below), whose sum is σ = 1563542839296.
Its totient is φ = 573164928000.
The previous prime is 1010020002283. The next prime is 1010020002361. The reversal of 1010020002321 is 1232000200101.
It is not a de Polignac number, because 1010020002321 - 210 = 1010020001297 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1010020002297 and 1010020002306.
It is not an unprimeable number, because it can be changed into a prime (1010020002361) 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, 272902771 + ... + 272906471.
It is an arithmetic number, because the mean of its divisors is an integer number (24430356864).
Almost surely, 21010020002321 is an apocalyptic number.
1010020002321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1010020002321 is a deficient number, since it is larger than the sum of its proper divisors (553522836975).
1010020002321 is a wasteful number, since it uses less digits than its factorization.
1010020002321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6102.
The product of its (nonzero) digits is 24, while the sum is 12.
Adding to 1010020002321 its reverse (1232000200101), we get a palindrome (2242020202422).
The spelling of 1010020002321 in words is "one trillion, ten billion, twenty million, two thousand, three hundred twenty-one".