61060100061001 has 4 divisors (see below), whose sum is σ = 61060143081600. Its totient is φ = 61060057040404.

The previous prime is 61060100060989. The next prime is 61060100061007. The reversal of 61060100061001 is 10016000106016.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 61060100061001 - 2⁷ = 61060100060873 is a prime.

It is a super-2 number, since 2×61060100061001² (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 (61060100061007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19306021 + ... + 22245058.

It is an arithmetic number, because the mean of its divisors is an integer number (15265035770400).

Almost surely, 2^{61060100061001} is an apocalyptic number.

It is an amenable number.

61060100061001 is a deficient number, since it is larger than the sum of its proper divisors (43020599).

61060100061001 is a wasteful number, since it uses less digits than its factorization.

61060100061001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43020598.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 61060100061001 its reverse (10016000106016), we get a palindrome (71076100167017).

The spelling of 61060100061001 in words is "sixty-one trillion, sixty billion, one hundred million, sixty-one thousand, one".