101203661420259 has 4 divisors (see below), whose sum is σ = 134938215227016. Its totient is φ = 67469107613504.

The previous prime is 101203661420221. The next prime is 101203661420297. The reversal of 101203661420259 is 952024166302101.

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

It is an interprime number because it is at equal distance from previous prime (101203661420221) and next prime (101203661420297).

It is a cyclic number.

It is not a de Polignac number, because 101203661420259 - 2¹² = 101203661416163 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101203661420259.

It is not an unprimeable number, because it can be changed into a prime (101203661420299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16867276903374 + ... + 16867276903379.

It is an arithmetic number, because the mean of its divisors is an integer number (33734553806754).

Almost surely, 2^{101203661420259} is an apocalyptic number.

101203661420259 is a deficient number, since it is larger than the sum of its proper divisors (33734553806757).

101203661420259 is an equidigital number, since it uses as much as digits as its factorization.

101203661420259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33734553806756.

The product of its (nonzero) digits is 155520, while the sum is 42.

The spelling of 101203661420259 in words is "one hundred one trillion, two hundred three billion, six hundred sixty-one million, four hundred twenty thousand, two hundred fifty-nine".