101121859 has 2 divisors, whose sum is σ = 101121860. Its totient is φ = 101121858.

The previous prime is 101121847. The next prime is 101121871. The reversal of 101121859 is 958121101.

It is a balanced prime because it is at equal distance from previous prime (101121847) and next prime (101121871).

It is a cyclic number.

It is not a de Polignac number, because 101121859 - 2¹⁷ = 100990787 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (101121829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50560929 + 50560930.

It is an arithmetic number, because the mean of its divisors is an integer number (50560930).

Almost surely, 2^101121859 is an apocalyptic number.

101121859 is a deficient number, since it is larger than the sum of its proper divisors (1).

101121859 is an equidigital number, since it uses as much as digits as its factorization.

101121859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 28.

The square root of 101121859 is about 10055.9365053684. The cubic root of 101121859 is about 465.8881687476. Note that the first 3 decimals are identical.

The spelling of 101121859 in words is "one hundred one million, one hundred twenty-one thousand, eight hundred fifty-nine".