2052123172 has 48 divisors (see below), whose sum is σ = 4063993920. Its totient is φ = 898128000.

The previous prime is 2052123169. The next prime is 2052123179. The reversal of 2052123172 is 2713212502.

It is a super-2 number, since 2×2052123172² = 8422419026118683168, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2052123179) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 504547 + ... + 508597.

It is an arithmetic number, because the mean of its divisors is an integer number (84666540).

Almost surely, 2^2052123172 is an apocalyptic number.

2052123172 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2052123172 is a deficient number, since it is larger than the sum of its proper divisors (2011870748).

2052123172 is a wasteful number, since it uses less digits than its factorization.

2052123172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4492 (or 4490 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 2052123172 is about 45300.3661353857. The cubic root of 2052123172 is about 1270.7725004433.

Adding to 2052123172 its reverse (2713212502), we get a palindrome (4765335674).

The spelling of 2052123172 in words is "two billion, fifty-two million, one hundred twenty-three thousand, one hundred seventy-two".