1061110100555 has 4 divisors (see below), whose sum is σ = 1273332120672. Its totient is φ = 848888080440.

The previous prime is 1061110100507. The next prime is 1061110100593. The reversal of 1061110100555 is 5550010111601.

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

It is not a de Polignac number, because 1061110100555 - 2⁸ = 1061110100299 is a prime.

It is a super-2 number, since 2×1061110100555² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106111010051 + ... + 106111010060.

It is an arithmetic number, because the mean of its divisors is an integer number (318333030168).

Almost surely, 2^{1061110100555} is an apocalyptic number.

1061110100555 is a deficient number, since it is larger than the sum of its proper divisors (212222020117).

1061110100555 is an equidigital number, since it uses as much as digits as its factorization.

1061110100555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212222020116.

The product of its (nonzero) digits is 750, while the sum is 26.

The spelling of 1061110100555 in words is "one trillion, sixty-one billion, one hundred ten million, one hundred thousand, five hundred fifty-five".