2071881701 has 8 divisors (see below), whose sum is σ = 2126335200. Its totient is φ = 2018072880.

The previous prime is 2071881697. The next prime is 2071881703. The reversal of 2071881701 is 1071881702.

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 2071881701 - 2² = 2071881697 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 (2071881703) 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, 154655 + ... + 167516.

It is an arithmetic number, because the mean of its divisors is an integer number (265791900).

Almost surely, 2^2071881701 is an apocalyptic number.

It is an amenable number.

2071881701 is a deficient number, since it is larger than the sum of its proper divisors (54453499).

2071881701 is a wasteful number, since it uses less digits than its factorization.

2071881701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322339.

The product of its (nonzero) digits is 6272, while the sum is 35.

The square root of 2071881701 is about 45517.9272485029. The cubic root of 2071881701 is about 1274.8379547487.

Subtracting from 2071881701 its reverse (1071881702), we obtain a palindrome (999999999).

The spelling of 2071881701 in words is "two billion, seventy-one million, eight hundred eighty-one thousand, seven hundred one".