3400200121 has 2 divisors, whose sum is σ = 3400200122. Its totient is φ = 3400200120.

The previous prime is 3400200113. The next prime is 3400200131. The reversal of 3400200121 is 1210020043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2864925625 + 535274496 = 53525^2 + 23136^2 .

It is a cyclic number.

It is not a de Polignac number, because 3400200121 - 2³ = 3400200113 is a prime.

It is a super-2 number, since 2×3400200121² = 23122721725696829282, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3400200131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1700100060 + 1700100061.

It is an arithmetic number, because the mean of its divisors is an integer number (1700100061).

Almost surely, 2^3400200121 is an apocalyptic number.

It is an amenable number.

3400200121 is a deficient number, since it is larger than the sum of its proper divisors (1).

3400200121 is an equidigital number, since it uses as much as digits as its factorization.

3400200121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 3400200121 is about 58311.2349466207. The cubic root of 3400200121 is about 1503.7240976719.

Adding to 3400200121 its reverse (1210020043), we get a palindrome (4610220164).

The spelling of 3400200121 in words is "three billion, four hundred million, two hundred thousand, one hundred twenty-one".