2042402120 has 64 divisors (see below), whose sum is σ = 5021006400. Its totient is φ = 741530880.

The previous prime is 2042402113. The next prime is 2042402149. The reversal of 2042402120 is 212042402.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 308687 + ... + 315233.

It is an arithmetic number, because the mean of its divisors is an integer number (78453225).

Almost surely, 2^2042402120 is an apocalyptic number.

2042402120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2042402120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2510503200).

2042402120 is an abundant number, since it is smaller than the sum of its proper divisors (2978604280).

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

2042402120 is a wasteful number, since it uses less digits than its factorization.

2042402120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7278 (or 7274 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 2042402120 is about 45192.9432544507. The cubic root of 2042402120 is about 1268.7627440298.

Adding to 2042402120 its reverse (212042402), we get a palindrome (2254444522).

The spelling of 2042402120 in words is "two billion, forty-two million, four hundred two thousand, one hundred twenty".