3402102020 has 12 divisors (see below), whose sum is σ = 7144414284. Its totient is φ = 1360840800.

The previous prime is 3402102013. The next prime is 3402102029. The reversal of 3402102020 is 202012043.

3402102020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1984880704 + 1417221316 = 44552^2 + 37646^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3402101986 and 3402102004.

It is not an unprimeable number, because it can be changed into a prime (3402102029) 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, 85052531 + ... + 85052570.

It is an arithmetic number, because the mean of its divisors is an integer number (595367857).

Almost surely, 2^3402102020 is an apocalyptic number.

It is an amenable number.

3402102020 is an abundant number, since it is smaller than the sum of its proper divisors (3742312264).

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

3402102020 is a wasteful number, since it uses less digits than its factorization.

3402102020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170105110 (or 170105108 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 3402102020 is about 58327.5408362122. The cubic root of 3402102020 is about 1504.0044143384.

Adding to 3402102020 its reverse (202012043), we get a palindrome (3604114063).

The spelling of 3402102020 in words is "three billion, four hundred two million, one hundred two thousand, twenty".