2051106216601 has 8 divisors (see below), whose sum is σ = 2216688864320. Its totient is φ = 1886638604112.

The previous prime is 2051106216589. The next prime is 2051106216619. The reversal of 2051106216601 is 1066126011502.

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 2051106216601 - 2³⁵ = 2016746478233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2051106216641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278754981 + ... + 278762338.

It is an arithmetic number, because the mean of its divisors is an integer number (277086108040).

Almost surely, 2^{2051106216601} is an apocalyptic number.

It is an amenable number.

2051106216601 is a deficient number, since it is larger than the sum of its proper divisors (165582647719).

2051106216601 is a wasteful number, since it uses less digits than its factorization.

2051106216601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557517615.

The product of its (nonzero) digits is 4320, while the sum is 31.

The spelling of 2051106216601 in words is "two trillion, fifty-one billion, one hundred six million, two hundred sixteen thousand, six hundred one".