2112421302 has 16 divisors (see below), whose sum is σ = 4694269680. Its totient is φ = 704140416.

The previous prime is 2112421291. The next prime is 2112421327. The reversal of 2112421302 is 2031242112.

It is a happy number.

2112421302 is a `hidden beast` number, since 211 + 2 + 421 + 30 + 2 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19559403 + ... + 19559510.

It is an arithmetic number, because the mean of its divisors is an integer number (293391855).

Almost surely, 2^2112421302 is an apocalyptic number.

2112421302 is an abundant number, since it is smaller than the sum of its proper divisors (2581848378).

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

2112421302 is a wasteful number, since it uses less digits than its factorization.

2112421302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39118924 (or 39118918 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 2112421302 is about 45961.0846477757. The cubic root of 2112421302 is about 1283.0990382346.

Adding to 2112421302 its reverse (2031242112), we get a palindrome (4143663414).

The spelling of 2112421302 in words is "two billion, one hundred twelve million, four hundred twenty-one thousand, three hundred two".