35821112013 has 6 divisors (see below), whose sum is σ = 51741606254. Its totient is φ = 23880741336.

The previous prime is 35821112009. The next prime is 35821112017. The reversal of 35821112013 is 31021112853.

35821112013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (35821112009) and next prime (35821112017).

It can be written as a sum of positive squares in only one way, i.e., 35493429609 + 327682404 = 188397^2 + 18102^2 .

It is not a de Polignac number, because 35821112013 - 2² = 35821112009 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35821112017) 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, 1990061770 + ... + 1990061787.

Almost surely, 2^35821112013 is an apocalyptic number.

It is an amenable number.

35821112013 is a deficient number, since it is larger than the sum of its proper divisors (15920494241).

35821112013 is a wasteful number, since it uses less digits than its factorization.

35821112013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3980123563 (or 3980123560 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

Adding to 35821112013 its reverse (31021112853), we get a palindrome (66842224866).

The spelling of 35821112013 in words is "thirty-five billion, eight hundred twenty-one million, one hundred twelve thousand, thirteen".