101020111122859 has 2 divisors, whose sum is σ = 101020111122860. Its totient is φ = 101020111122858.

The previous prime is 101020111122829. The next prime is 101020111122911. The reversal of 101020111122859 is 958221111020101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101020111122859 - 2¹³ = 101020111114667 is a prime.

It is not a weakly prime, because it can be changed into another prime (101020111122829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50510055561429 + 50510055561430.

It is an arithmetic number, because the mean of its divisors is an integer number (50510055561430).

Almost surely, 2^{101020111122859} is an apocalyptic number.

101020111122859 is a deficient number, since it is larger than the sum of its proper divisors (1).

101020111122859 is an equidigital number, since it uses as much as digits as its factorization.

101020111122859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 34.

The spelling of 101020111122859 in words is "one hundred one trillion, twenty billion, one hundred eleven million, one hundred twenty-two thousand, eight hundred fifty-nine".