113211561235 has 8 divisors (see below), whose sum is σ = 135914617296. Its totient is φ = 90528753120.

The previous prime is 113211561143. The next prime is 113211561269. The reversal of 113211561235 is 532165112311.

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

It is not a de Polignac number, because 113211561235 - 2¹⁵ = 113211528467 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113211561197 and 113211561206.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5049681 + ... + 5072050.

It is an arithmetic number, because the mean of its divisors is an integer number (16989327162).

Almost surely, 2^113211561235 is an apocalyptic number.

113211561235 is a deficient number, since it is larger than the sum of its proper divisors (22703056061).

113211561235 is a wasteful number, since it uses less digits than its factorization.

113211561235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10123973.

The product of its digits is 5400, while the sum is 31.

Adding to 113211561235 its reverse (532165112311), we get a palindrome (645376673546).

The spelling of 113211561235 in words is "one hundred thirteen billion, two hundred eleven million, five hundred sixty-one thousand, two hundred thirty-five".