20132102 has 4 divisors (see below), whose sum is σ = 30198156. Its totient is φ = 10066050.

The previous prime is 20132081. The next prime is 20132117. The reversal of 20132102 is 20123102.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20123102 = 2 ⋅10061551.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5033024 + ... + 5033027.

It is an arithmetic number, because the mean of its divisors is an integer number (7549539).

Almost surely, 2^20132102 is an apocalyptic number.

20132102 is a deficient number, since it is larger than the sum of its proper divisors (10066054).

20132102 is a wasteful number, since it uses less digits than its factorization.

20132102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10066053.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 20132102 is about 4486.8810993830. The cubic root of 20132102 is about 272.0380839840.

Adding to 20132102 its reverse (20123102), we get a palindrome (40255204).

The spelling of 20132102 in words is "twenty million, one hundred thirty-two thousand, one hundred two".