2000122312 has 8 divisors (see below), whose sum is σ = 3750229350. Its totient is φ = 1000061152.

The previous prime is 2000122309. The next prime is 2000122337. The reversal of 2000122312 is 2132210002.

It can be written as a sum of positive squares in only one way, i.e., 1382798596 + 617323716 = 37186^2 + 24846^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 2000122292 and 2000122301.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125007637 + ... + 125007652.

Almost surely, 2^2000122312 is an apocalyptic number.

It is an amenable number.

2000122312 is a deficient number, since it is larger than the sum of its proper divisors (1750107038).

2000122312 is a wasteful number, since it uses less digits than its factorization.

2000122312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250015295 (or 250015291 counting only the distinct ones).

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

The square root of 2000122312 is about 44722.7270188212. The cubic root of 2000122312 is about 1259.9467332819.

Adding to 2000122312 its reverse (2132210002), we get a palindrome (4132332314).

The spelling of 2000122312 in words is "two billion, one hundred twenty-two thousand, three hundred twelve".