101020320003 has 16 divisors (see below), whose sum is σ = 138346747136. Its totient is φ = 65520718560.

The previous prime is 101020319947. The next prime is 101020320013. The reversal of 101020320003 is 300023020101.

It is a happy number.

It is not a de Polignac number, because 101020320003 - 2⁸ = 101020319747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101020320013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1408338 + ... + 1478328.

It is an arithmetic number, because the mean of its divisors is an integer number (8646671696).

Almost surely, 2^101020320003 is an apocalyptic number.

101020320003 is a deficient number, since it is larger than the sum of its proper divisors (37326427133).

101020320003 is a wasteful number, since it uses less digits than its factorization.

101020320003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83034.

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 101020320003 its reverse (300023020101), we get a palindrome (401043340104).

The spelling of 101020320003 in words is "one hundred one billion, twenty million, three hundred twenty thousand, three".