213134030 has 16 divisors (see below), whose sum is σ = 383854464. Its totient is φ = 85206240.

The previous prime is 213134029. The next prime is 213134057. The reversal of 213134030 is 30431312.

It is a happy number.

213134030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×213134030² = 90852229488081800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17315 + ... + 26945.

It is an arithmetic number, because the mean of its divisors is an integer number (23990904).

Almost surely, 2^213134030 is an apocalyptic number.

213134030 is a deficient number, since it is larger than the sum of its proper divisors (170720434).

213134030 is a wasteful number, since it uses less digits than its factorization.

213134030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11851.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 213134030 is about 14599.1105893476. The cubic root of 213134030 is about 597.3345001267.

Adding to 213134030 its reverse (30431312), we get a palindrome (243565342).

The spelling of 213134030 in words is "two hundred thirteen million, one hundred thirty-four thousand, thirty".