101150661061 has 2 divisors, whose sum is σ = 101150661062. Its totient is φ = 101150661060.

The previous prime is 101150661047. The next prime is 101150661091. The reversal of 101150661061 is 160166051101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101104284961 + 46376100 = 317969^2 + 6810^2 .

It is a cyclic number.

It is not a de Polignac number, because 101150661061 - 2¹⁷ = 101150529989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101150661091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50575330530 + 50575330531.

It is an arithmetic number, because the mean of its divisors is an integer number (50575330531).

Almost surely, 2^101150661061 is an apocalyptic number.

It is an amenable number.

101150661061 is a deficient number, since it is larger than the sum of its proper divisors (1).

101150661061 is an equidigital number, since it uses as much as digits as its factorization.

101150661061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 28.

The spelling of 101150661061 in words is "one hundred one billion, one hundred fifty million, six hundred sixty-one thousand, sixty-one".