3402702121 has 16 divisors (see below), whose sum is σ = 4191264000. Its totient is φ = 2690111808.

The previous prime is 3402702097. The next prime is 3402702223. The reversal of 3402702121 is 1212072043.

It is a cyclic number.

It is not a de Polignac number, because 3402702121 - 2¹¹ = 3402700073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3402702092 and 3402702101.

It is not an unprimeable number, because it can be changed into a prime (3402742121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105855 + ... + 134203.

It is an arithmetic number, because the mean of its divisors is an integer number (261954000).

Almost surely, 2^3402702121 is an apocalyptic number.

It is an amenable number.

3402702121 is a deficient number, since it is larger than the sum of its proper divisors (788561879).

3402702121 is a wasteful number, since it uses less digits than its factorization.

3402702121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29688.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 3402702121 is about 58332.6848430620. The cubic root of 3402702121 is about 1504.0928402082.

Adding to 3402702121 its reverse (1212072043), we get a palindrome (4614774164).

The spelling of 3402702121 in words is "three billion, four hundred two million, seven hundred two thousand, one hundred twenty-one".