213102162 has 48 divisors (see below), whose sum is σ = 568276800. Its totient is φ = 56202336.

The previous prime is 213102161. The next prime is 213102167. The reversal of 213102162 is 261201312.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (213102161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 63412 + ... + 66687.

It is an arithmetic number, because the mean of its divisors is an integer number (11839100).

Almost surely, 2^213102162 is an apocalyptic number.

213102162 is an abundant number, since it is smaller than the sum of its proper divisors (355174638).

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

213102162 is a wasteful number, since it uses less digits than its factorization.

213102162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130127 (or 130124 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 213102162 is about 14598.0191121946. The cubic root of 213102162 is about 597.3047273046.

Adding to 213102162 its reverse (261201312), we get a palindrome (474303474).

The spelling of 213102162 in words is "two hundred thirteen million, one hundred two thousand, one hundred sixty-two".