32042120242 has 64 divisors (see below), whose sum is σ = 56759823360. Its totient is φ = 13421721600.

The previous prime is 32042120153. The next prime is 32042120269. The reversal of 32042120242 is 24202124023.

It is a super-2 number, since 2×32042120242² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1432698 + ... + 1454890.

It is an arithmetic number, because the mean of its divisors is an integer number (886872240).

Almost surely, 2^32042120242 is an apocalyptic number.

32042120242 is a deficient number, since it is larger than the sum of its proper divisors (24717703118).

32042120242 is a wasteful number, since it uses less digits than its factorization.

32042120242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22339.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 32042120242 its reverse (24202124023), we get a palindrome (56244244265).

The spelling of 32042120242 in words is "thirty-two billion, forty-two million, one hundred twenty thousand, two hundred forty-two".