320011120113021 has 6 divisors (see below), whose sum is σ = 462238284607710. Its totient is φ = 213340746742008.

The previous prime is 320011120112989. The next prime is 320011120113053. The reversal of 320011120113021 is 120311021110023.

320011120113021 is a `hidden beast` number, since 3 + 200 + 111 + 201 + 130 + 21 = 666.

It is an interprime number because it is at equal distance from previous prime (320011120112989) and next prime (320011120113053).

It can be written as a sum of positive squares in only one way, i.e., 176020983944100 + 143990136168921 = 13267290^2 + 11999589^2 .

It is not a de Polignac number, because 320011120113021 - 2⁵ = 320011120112989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 320011120112985 and 320011120113003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320011120113121) 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, 17778395561826 + ... + 17778395561843.

It is an arithmetic number, because the mean of its divisors is an integer number (77039714101285).

Almost surely, 2^{320011120113021} is an apocalyptic number.

It is an amenable number.

320011120113021 is a deficient number, since it is larger than the sum of its proper divisors (142227164494689).

320011120113021 is a wasteful number, since it uses less digits than its factorization.

320011120113021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35556791123675 (or 35556791123672 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 320011120113021 its reverse (120311021110023), we get a palindrome (440322141223044).

The spelling of 320011120113021 in words is "three hundred twenty trillion, eleven billion, one hundred twenty million, one hundred thirteen thousand, twenty-one".