1011061111061 has 8 divisors (see below), whose sum is σ = 1030163438880. Its totient is φ = 991959735312.

The previous prime is 1011061110991. The next prime is 1011061111087. The reversal of 1011061111061 is 1601111601101.

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 1011061111061 - 2²² = 1011056916757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011061111261) 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, 2125586 + ... + 2557388.

It is an arithmetic number, because the mean of its divisors is an integer number (128770429860).

Almost surely, 2^{1011061111061} is an apocalyptic number.

It is an amenable number.

1011061111061 is a deficient number, since it is larger than the sum of its proper divisors (19102327819).

1011061111061 is an equidigital number, since it uses as much as digits as its factorization.

1011061111061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476035.

The product of its (nonzero) digits is 36, while the sum is 20.

Adding to 1011061111061 its reverse (1601111601101), we get a palindrome (2612172712162).

The spelling of 1011061111061 in words is "one trillion, eleven billion, sixty-one million, one hundred eleven thousand, sixty-one".