1011671506011 has 4 divisors (see below), whose sum is σ = 1348895341352. Its totient is φ = 674447670672.

The previous prime is 1011671505991. The next prime is 1011671506099. The reversal of 1011671506011 is 1106051761101.

1011671506011 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 1011671506011 - 2⁷ = 1011671505883 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1011671506011.

It is not an unprimeable number, because it can be changed into a prime (1011671506211) 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, 168611917666 + ... + 168611917671.

It is an arithmetic number, because the mean of its divisors is an integer number (337223835338).

Almost surely, 2^{1011671506011} is an apocalyptic number.

1011671506011 is a deficient number, since it is larger than the sum of its proper divisors (337223835341).

1011671506011 is an equidigital number, since it uses as much as digits as its factorization.

1011671506011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337223835340.

The product of its (nonzero) digits is 1260, while the sum is 30.

The spelling of 1011671506011 in words is "one trillion, eleven billion, six hundred seventy-one million, five hundred six thousand, eleven".