61101000005051 has 4 divisors (see below), whose sum is σ = 64316842110600. Its totient is φ = 57885157899504.

The previous prime is 61101000005039. The next prime is 61101000005063. The reversal of 61101000005051 is 15050000010116.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (61101000005039) and next prime (61101000005063).

It is a cyclic number.

It is not a de Polignac number, because 61101000005051 - 2⁶ = 61101000004987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61101000065051) 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, 1607921052746 + ... + 1607921052783.

It is an arithmetic number, because the mean of its divisors is an integer number (16079210527650).

Almost surely, 2^{61101000005051} is an apocalyptic number.

61101000005051 is a deficient number, since it is larger than the sum of its proper divisors (3215842105549).

61101000005051 is a wasteful number, since it uses less digits than its factorization.

61101000005051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3215842105548.

The product of its (nonzero) digits is 150, while the sum is 20.

Adding to 61101000005051 its reverse (15050000010116), we get a palindrome (76151000015167).

The spelling of 61101000005051 in words is "sixty-one trillion, one hundred one billion, five thousand, fifty-one".