320011012100 has 36 divisors (see below), whose sum is σ = 747841122084. Its totient is φ = 118157911680.

The previous prime is 320011012091. The next prime is 320011012127. The reversal of 320011012100 is 1210110023.

It can be written as a sum of positive squares in 6 ways, for example, as 55131979204 + 264879032896 = 234802^2 + 514664^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123079859 + ... + 123082458.

Almost surely, 2^320011012100 is an apocalyptic number.

It is an amenable number.

320011012100 is an abundant number, since it is smaller than the sum of its proper divisors (427830109984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320011012100 is a wasteful number, since it uses less digits than its factorization.

320011012100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246162344 (or 246162337 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 320011012100 its reverse (1210110023), we get a palindrome (321221122123).

The spelling of 320011012100 in words is "three hundred twenty billion, eleven million, twelve thousand, one hundred".