4000122052 has 12 divisors (see below), whose sum is σ = 7006625836. Its totient is φ = 1998228960.

The previous prime is 4000122029. The next prime is 4000122121. The reversal of 4000122052 is 2502210004.

It can be written as a sum of positive squares in 2 ways, for example, as 3945598596 + 54523456 = 62814^2 + 7384^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 453099 + ... + 461842.

Almost surely, 2^4000122052 is an apocalyptic number.

It is an amenable number.

4000122052 is a deficient number, since it is larger than the sum of its proper divisors (3006503784).

4000122052 is a wasteful number, since it uses less digits than its factorization.

4000122052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916038 (or 916036 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 4000122052 is about 63246.5181017896. The cubic root of 4000122052 is about 1587.4171972601.

Adding to 4000122052 its reverse (2502210004), we get a palindrome (6502332056).

The spelling of 4000122052 in words is "four billion, one hundred twenty-two thousand, fifty-two".