113220763273 has 8 divisors (see below), whose sum is σ = 117129553992. Its totient is φ = 109356644736.

The previous prime is 113220763261. The next prime is 113220763321. The reversal of 113220763273 is 372367022311.

It can be written as a sum of positive squares in 4 ways, for example, as 85262248009 + 27958515264 = 291997^2 + 167208^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113220763273 is a prime.

It is a super-3 number, since 3×113220763273³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113220763213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11162890 + ... + 11173027.

It is an arithmetic number, because the mean of its divisors is an integer number (14641194249).

Almost surely, 2^113220763273 is an apocalyptic number.

It is an amenable number.

113220763273 is a deficient number, since it is larger than the sum of its proper divisors (3908790719).

113220763273 is a wasteful number, since it uses less digits than its factorization.

113220763273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22336091.

The product of its (nonzero) digits is 63504, while the sum is 37.

Adding to 113220763273 its reverse (372367022311), we get a palindrome (485587785584).

The spelling of 113220763273 in words is "one hundred thirteen billion, two hundred twenty million, seven hundred sixty-three thousand, two hundred seventy-three".