1010010321 has 24 divisors (see below), whose sum is σ = 1487172960. Its totient is φ = 660348096.

The previous prime is 1010010311. The next prime is 1010010361. The reversal of 1010010321 is 1230100101.

It is not a de Polignac number, because 1010010321 - 2¹⁷ = 1009879249 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (1010010311) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 245941 + ... + 250013.

It is an arithmetic number, because the mean of its divisors is an integer number (61965540).

Almost surely, 2^1010010321 is an apocalyptic number.

It is an amenable number.

1010010321 is a deficient number, since it is larger than the sum of its proper divisors (477162639).

1010010321 is a wasteful number, since it uses less digits than its factorization.

1010010321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4605 (or 4602 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 1010010321 is about 31780.6595431876. The cubic root of 1010010321 is about 1003.3257011177.

Adding to 1010010321 its reverse (1230100101), we get a palindrome (2240110422).

It can be divided in two parts, 1010010 and 321, that added together give a triangular number (1010331 = T₁₄₂₁).

The spelling of 1010010321 in words is "one billion, ten million, ten thousand, three hundred twenty-one".