61001105010011 has 8 divisors (see below), whose sum is σ = 63653405752320. Its totient is φ = 58348810833192.

The previous prime is 61001105009969. The next prime is 61001105010133. The reversal of 61001105010011 is 11001050110016.

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

It is a cyclic number.

It is not a de Polignac number, because 61001105010011 - 2¹⁸ = 61001104747867 is a prime.

It is a super-2 number, since 2×61001105010011² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61001105010211) 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, 32123510 + ... + 33969428.

It is an arithmetic number, because the mean of its divisors is an integer number (7956675719040).

Almost surely, 2^{61001105010011} is an apocalyptic number.

61001105010011 is a deficient number, since it is larger than the sum of its proper divisors (2652300742309).

61001105010011 is a wasteful number, since it uses less digits than its factorization.

61001105010011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3282745.

The product of its (nonzero) digits is 30, while the sum is 17.

Adding to 61001105010011 its reverse (11001050110016), we get a palindrome (72002155120027).

The spelling of 61001105010011 in words is "sixty-one trillion, one billion, one hundred five million, ten thousand, eleven".