2045020112 has 10 divisors (see below), whose sum is σ = 3962226498. Its totient is φ = 1022510048.

The previous prime is 2045020111. The next prime is 2045020123. The reversal of 2045020112 is 2110205402.

It can be written as a sum of positive squares in only one way, i.e., 1780502416 + 264517696 = 42196^2 + 16264^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045020111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63906863 + ... + 63906894.

Almost surely, 2^2045020112 is an apocalyptic number.

It is an amenable number.

2045020112 is a deficient number, since it is larger than the sum of its proper divisors (1917206386).

2045020112 is a wasteful number, since it uses less digits than its factorization.

2045020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127813765 (or 127813759 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 2045020112 is about 45221.8985890685. The cubic root of 2045020112 is about 1269.3046210767.

Adding to 2045020112 its reverse (2110205402), we get a palindrome (4155225514).

The spelling of 2045020112 in words is "two billion, forty-five million, twenty thousand, one hundred twelve".