1010500561091 has 8 divisors (see below), whose sum is σ = 1154886200160. Its totient is φ = 866122026048.

The previous prime is 1010500561073. The next prime is 1010500561111. The reversal of 1010500561091 is 1901650050101.

1010500561091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1010500561091 - 2³⁰ = 1009426819267 is a prime.

It is a super-2 number, since 2×1010500561091² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1010500561991) 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, 1467626 + ... + 2043263.

It is an arithmetic number, because the mean of its divisors is an integer number (144360775020).

Almost surely, 2^{1010500561091} is an apocalyptic number.

1010500561091 is a deficient number, since it is larger than the sum of its proper divisors (144385639069).

1010500561091 is an equidigital number, since it uses as much as digits as its factorization.

1010500561091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3552013.

The product of its (nonzero) digits is 1350, while the sum is 29.

The spelling of 1010500561091 in words is "one trillion, ten billion, five hundred million, five hundred sixty-one thousand, ninety-one".