213115701 has 8 divisors (see below), whose sum is σ = 284699680. Its totient is φ = 141804432.

The previous prime is 213115691. The next prime is 213115711. The reversal of 213115701 is 107511312.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (213115691) and next prime (213115711).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 213115701 - 2¹⁹ = 212591413 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 (213115711) 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, 66346 + ... + 69483.

It is an arithmetic number, because the mean of its divisors is an integer number (35587460).

Almost surely, 2^213115701 is an apocalyptic number.

It is an amenable number.

213115701 is a deficient number, since it is larger than the sum of its proper divisors (71583979).

213115701 is a wasteful number, since it uses less digits than its factorization.

213115701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136355.

The product of its (nonzero) digits is 210, while the sum is 21.

The square root of 213115701 is about 14598.4828321302. The cubic root of 213115701 is about 597.3173765388.

The spelling of 213115701 in words is "two hundred thirteen million, one hundred fifteen thousand, seven hundred one".