3402020112 has 20 divisors (see below), whose sum is σ = 8788552080. Its totient is φ = 1134006688.

The previous prime is 3402020101. The next prime is 3402020113. The reversal of 3402020112 is 2110202043.

It is a junction number, because it is equal to n+sod(n) for n = 3402020091 and 3402020100.

It is not an unprimeable number, because it can be changed into a prime (3402020113) 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, 35437662 + ... + 35437757.

It is an arithmetic number, because the mean of its divisors is an integer number (439427604).

Almost surely, 2^3402020112 is an apocalyptic number.

It is an amenable number.

3402020112 is an abundant number, since it is smaller than the sum of its proper divisors (5386531968).

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

3402020112 is a wasteful number, since it uses less digits than its factorization.

3402020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70875430 (or 70875424 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 3402020112 is about 58326.8386936923. The cubic root of 3402020112 is about 1503.9923442533.

Adding to 3402020112 its reverse (2110202043), we get a palindrome (5512222155).

The spelling of 3402020112 in words is "three billion, four hundred two million, twenty thousand, one hundred twelve".