32142042020 has 48 divisors (see below), whose sum is σ = 73760234688. Its totient is φ = 11668056960.

The previous prime is 32142041959. The next prime is 32142042041. The reversal of 32142042020 is 2024024123.

It is a super-2 number, since 2×32142042020² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 32142041983 and 32142042001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4694 + ... + 253586.

It is an arithmetic number, because the mean of its divisors is an integer number (1536671556).

Almost surely, 2^32142042020 is an apocalyptic number.

It is an amenable number.

32142042020 is an abundant number, since it is smaller than the sum of its proper divisors (41618192668).

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

32142042020 is a wasteful number, since it uses less digits than its factorization.

32142042020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249500 (or 249498 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 32142042020 its reverse (2024024123), we get a palindrome (34166066143).

The spelling of 32142042020 in words is "thirty-two billion, one hundred forty-two million, forty-two thousand, twenty".