10321213001 has 6 divisors (see below), whose sum is σ = 11344804506. Its totient is φ = 9382920800.

The previous prime is 10321212973. The next prime is 10321213027. The reversal of 10321213001 is 10031212301.

It can be written as a sum of positive squares in only one way, i.e., 8588655625 + 1732557376 = 92675^2 + 41624^2 .

It is a de Polignac number, because none of the positive numbers 2^k-10321213001 is a prime.

It is a super-2 number, since 2×10321213001² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10321213061) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 42649520 + ... + 42649761.

It is an arithmetic number, because the mean of its divisors is an integer number (1890800751).

Almost surely, 2^10321213001 is an apocalyptic number.

10321213001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10321213001 is a deficient number, since it is larger than the sum of its proper divisors (1023591505).

10321213001 is an equidigital number, since it uses as much as digits as its factorization.

10321213001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85299303 (or 85299292 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 10321213001 its reverse (10031212301), we get a palindrome (20352425302).

It can be divided in two parts, 10321 and 213001, that added together give a palindrome (223322).

The spelling of 10321213001 in words is "ten billion, three hundred twenty-one million, two hundred thirteen thousand, one".