213010402 has 16 divisors (see below), whose sum is σ = 350583552. Its totient is φ = 96261520.

The previous prime is 213010381. The next prime is 213010403. The reversal of 213010402 is 204010312.

213010402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (213010403) 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, 24178 + ... + 31789.

It is an arithmetic number, because the mean of its divisors is an integer number (21911472).

Almost surely, 2^213010402 is an apocalyptic number.

213010402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

213010402 is a deficient number, since it is larger than the sum of its proper divisors (137573150).

213010402 is a wasteful number, since it uses less digits than its factorization.

213010402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56153.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 213010402 is about 14594.8758816237. The cubic root of 213010402 is about 597.2189835313.

Adding to 213010402 its reverse (204010312), we get a palindrome (417020714).

The spelling of 213010402 in words is "two hundred thirteen million, ten thousand, four hundred two".