20412102 has 16 divisors (see below), whose sum is σ = 41595120. Its totient is φ = 6675552.

The previous prime is 20412101. The next prime is 20412113. The reversal of 20412102 is 20121402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20412101) 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, 31777 + ... + 32412.

It is an arithmetic number, because the mean of its divisors is an integer number (2599695).

Almost surely, 2^20412102 is an apocalyptic number.

20412102 is an abundant number, since it is smaller than the sum of its proper divisors (21183018).

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

20412102 is a wasteful number, since it uses less digits than its factorization.

20412102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64247.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 20412102 is about 4517.9754315401. The cubic root of 20412102 is about 273.2934626886.

Adding to 20412102 its reverse (20121402), we get a palindrome (40533504).

The spelling of 20412102 in words is "twenty million, four hundred twelve thousand, one hundred two".