61236321225011 has 8 divisors (see below), whose sum is σ = 61418736825264. Its totient is φ = 61053909799680.

The previous prime is 61236321224987. The next prime is 61236321225029. The reversal of 61236321225011 is 11052212363216.

61236321225011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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-61236321225011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61236321725011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29680076 + ... + 31676166.

It is an arithmetic number, because the mean of its divisors is an integer number (7677342103158).

Almost surely, 2^{61236321225011} is an apocalyptic number.

61236321225011 is a deficient number, since it is larger than the sum of its proper divisors (182415600253).

61236321225011 is a wasteful number, since it uses less digits than its factorization.

61236321225011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2087461.

The product of its (nonzero) digits is 25920, while the sum is 35.

Adding to 61236321225011 its reverse (11052212363216), we get a palindrome (72288533588227).

The spelling of 61236321225011 in words is "sixty-one trillion, two hundred thirty-six billion, three hundred twenty-one million, two hundred twenty-five thousand, eleven".