101601226261 has 8 divisors (see below), whose sum is σ = 101967465600. Its totient is φ = 101235644352.

The previous prime is 101601226229. The next prime is 101601226267. The reversal of 101601226261 is 162622106101.

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 101601226261 - 2⁵ = 101601226229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101601226267) 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 7 ways as a sum of consecutive naturals, for example, 146340 + ... + 473938.

It is an arithmetic number, because the mean of its divisors is an integer number (12745933200).

Almost surely, 2^101601226261 is an apocalyptic number.

It is an amenable number.

101601226261 is a deficient number, since it is larger than the sum of its proper divisors (366239339).

101601226261 is an equidigital number, since it uses as much as digits as its factorization.

101601226261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328715.

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 101601226261 in words is "one hundred one billion, six hundred one million, two hundred twenty-six thousand, two hundred sixty-one".