4201123112 has 8 divisors (see below), whose sum is σ = 7877105850. Its totient is φ = 2100561552.

The previous prime is 4201123111. The next prime is 4201123123. The reversal of 4201123112 is 2113211024.

It can be written as a sum of positive squares in only one way, i.e., 3918008836 + 283114276 = 62594^2 + 16826^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (4201123111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262570187 + ... + 262570202.

Almost surely, 2^4201123112 is an apocalyptic number.

It is an amenable number.

4201123112 is a deficient number, since it is larger than the sum of its proper divisors (3675982738).

4201123112 is a wasteful number, since it uses less digits than its factorization.

4201123112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525140395 (or 525140391 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 4201123112 is about 64816.0714020836. The cubic root of 4201123112 is about 1613.5724475783.

Adding to 4201123112 its reverse (2113211024), we get a palindrome (6314334136).

The spelling of 4201123112 in words is "four billion, two hundred one million, one hundred twenty-three thousand, one hundred twelve".