2120442342 has 8 divisors (see below), whose sum is σ = 4240884696. Its totient is φ = 706814112.

The previous prime is 2120442341. The next prime is 2120442343. The reversal of 2120442342 is 2432440212.

It is an interprime number because it is at equal distance from previous prime (2120442341) and next prime (2120442343).

It is a sphenic number, since it is the product of 3 distinct primes.

2120442342 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120442341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176703523 + ... + 176703534.

It is an arithmetic number, because the mean of its divisors is an integer number (530110587).

Almost surely, 2^2120442342 is an apocalyptic number.

2120442342 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2120442342 is a wasteful number, since it uses less digits than its factorization.

2120442342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353407062.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 2120442342 is about 46048.2610095104. The cubic root of 2120442342 is about 1284.7209984388.

Adding to 2120442342 its reverse (2432440212), we get a palindrome (4552882554).

It can be divided in two parts, 21204 and 42342, that added together give a triangular number (63546 = T₃₅₆).

The spelling of 2120442342 in words is "two billion, one hundred twenty million, four hundred forty-two thousand, three hundred forty-two".