1100050561051 has 4 divisors (see below), whose sum is σ = 1184669834992. Its totient is φ = 1015431287112.

The previous prime is 1100050561009. The next prime is 1100050561079. The reversal of 1100050561051 is 1501650500011.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1100050561051 is a prime.

It is a super-2 number, since 2×1100050561051² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100050561151) 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, 42309636951 + ... + 42309636976.

It is an arithmetic number, because the mean of its divisors is an integer number (296167458748).

Almost surely, 2^{1100050561051} is an apocalyptic number.

1100050561051 is a deficient number, since it is larger than the sum of its proper divisors (84619273941).

1100050561051 is an equidigital number, since it uses as much as digits as its factorization.

1100050561051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84619273940.

The product of its (nonzero) digits is 750, while the sum is 25.

The spelling of 1100050561051 in words is "one trillion, one hundred billion, fifty million, five hundred sixty-one thousand, fifty-one".