102132212 has 24 divisors (see below), whose sum is σ = 219977856. Its totient is φ = 40403808.

The previous prime is 102132211. The next prime is 102132223. The reversal of 102132212 is 212231201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102132211) 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, 139928 + ... + 140655.

It is an arithmetic number, because the mean of its divisors is an integer number (9165744).

Almost surely, 2^102132212 is an apocalyptic number.

It is an amenable number.

102132212 is an abundant number, since it is smaller than the sum of its proper divisors (117845644).

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

102132212 is a wasteful number, since it uses less digits than its factorization.

102132212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280607 (or 280605 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 102132212 is about 10106.0482880303. The cubic root of 102132212 is about 467.4346608142.

Adding to 102132212 its reverse (212231201), we get a palindrome (314363413).

It can be divided in two parts, 1021 and 32212, that added together give a palindrome (33233).

The spelling of 102132212 in words is "one hundred two million, one hundred thirty-two thousand, two hundred twelve".