102212334 has 48 divisors (see below), whose sum is σ = 264229200. Its totient is φ = 29202768.

The previous prime is 102212323. The next prime is 102212371. The reversal of 102212334 is 433212201.

It is a super-2 number, since 2×102212334² = 20894722443455112, which contains 22 as substring.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16669 + ... + 21960.

It is an arithmetic number, because the mean of its divisors is an integer number (5504775).

Almost surely, 2^102212334 is an apocalyptic number.

102212334 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

102212334 is an abundant number, since it is smaller than the sum of its proper divisors (162016866).

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

102212334 is a wasteful number, since it uses less digits than its factorization.

102212334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38654 (or 38641 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 102212334 is about 10110.0115726937. The cubic root of 102212334 is about 467.5568619294.

Adding to 102212334 its reverse (433212201), we get a palindrome (535424535).

The spelling of 102212334 in words is "one hundred two million, two hundred twelve thousand, three hundred thirty-four".