20214230112 has 72 divisors (see below), whose sum is σ = 60509718360. Its totient is φ = 6383439360.

The previous prime is 20214230111. The next prime is 20214230117. The reversal of 20214230112 is 21103241202.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (72).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20214230111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1841589 + ... + 1852532.

It is an arithmetic number, because the mean of its divisors is an integer number (840412755).

Almost surely, 2^20214230112 is an apocalyptic number.

It is an amenable number.

20214230112 is an abundant number, since it is smaller than the sum of its proper divisors (40295488248).

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

20214230112 is a wasteful number, since it uses less digits than its factorization.

20214230112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3694156 (or 3694145 counting only the distinct ones).

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

Adding to 20214230112 its reverse (21103241202), we get a palindrome (41317471314).

The spelling of 20214230112 in words is "twenty billion, two hundred fourteen million, two hundred thirty thousand, one hundred twelve".