14132120020 has 24 divisors (see below), whose sum is σ = 29680777224. Its totient is φ = 5652214656.

The previous prime is 14132120011. The next prime is 14132120021. The reversal of 14132120020 is 2002123141.

It can be written as a sum of positive squares in 4 ways, for example, as 10125124 + 14121994896 = 3182^2 + 118836^2 .

It is a junction number, because it is equal to n+sod(n) for n = 14132119976 and 14132120003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14132120021) 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, 170602 + ... + 239518.

It is an arithmetic number, because the mean of its divisors is an integer number (1236699051).

Almost surely, 2^14132120020 is an apocalyptic number.

14132120020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14132120020 is an abundant number, since it is smaller than the sum of its proper divisors (15548657204).

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

14132120020 is a wasteful number, since it uses less digits than its factorization.

14132120020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79179 (or 79177 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 14132120020 its reverse (2002123141), we get a palindrome (16134243161).

The spelling of 14132120020 in words is "fourteen billion, one hundred thirty-two million, one hundred twenty thousand, twenty".