2100701670 has 32 divisors (see below), whose sum is σ = 5204321280. Its totient is φ = 542116320.

The previous prime is 2100701657. The next prime is 2100701683. The reversal of 2100701670 is 761070012.

It is an interprime number because it is at equal distance from previous prime (2100701657) and next prime (2100701683).

It is a self number, because there is not a number n which added to its sum of digits gives 2100701670.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1128480 + ... + 1130339.

It is an arithmetic number, because the mean of its divisors is an integer number (162635040).

Almost surely, 2^2100701670 is an apocalyptic number.

2100701670 is an abundant number, since it is smaller than the sum of its proper divisors (3103619610).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2100701670 is a wasteful number, since it uses less digits than its factorization.

2100701670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2258860.

The product of its (nonzero) digits is 588, while the sum is 24.

The square root of 2100701670 is about 45833.4121575080. The cubic root of 2100701670 is about 1280.7217751343.

Adding to 2100701670 its reverse (761070012), we get a palindrome (2861771682).

The spelling of 2100701670 in words is "two billion, one hundred million, seven hundred one thousand, six hundred seventy".