213499215411 has 8 divisors (see below), whose sum is σ = 284670418944. Its totient is φ = 142330411080.

The previous prime is 213499215389. The next prime is 213499215437. The reversal of 213499215411 is 114512994312.

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

It is not a de Polignac number, because 213499215411 - 2³⁰ = 212425473587 is a prime.

It is a super-2 number, since 2×213499215411² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (213499225411) 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, 380731 + ... + 756276.

It is an arithmetic number, because the mean of its divisors is an integer number (35583802368).

Almost surely, 2^213499215411 is an apocalyptic number.

213499215411 is a deficient number, since it is larger than the sum of its proper divisors (71171203533).

213499215411 is a wasteful number, since it uses less digits than its factorization.

213499215411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1199601.

The product of its digits is 77760, while the sum is 42.

The spelling of 213499215411 in words is "two hundred thirteen billion, four hundred ninety-nine million, two hundred fifteen thousand, four hundred eleven".