2051251046122 has 8 divisors (see below), whose sum is σ = 3079651032900. Its totient is φ = 1024700701824.

The previous prime is 2051251046081. The next prime is 2051251046123. The reversal of 2051251046122 is 2216401521502.

It can be written as a sum of positive squares in 2 ways, for example, as 2050111376041 + 1139670081 = 1431821^2 + 33759^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2051251046123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 462407847 + ... + 462412282.

Almost surely, 2^{2051251046122} is an apocalyptic number.

2051251046122 is a deficient number, since it is larger than the sum of its proper divisors (1028399986778).

2051251046122 is a wasteful number, since it uses less digits than its factorization.

2051251046122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924821240.

The product of its (nonzero) digits is 9600, while the sum is 31.

Adding to 2051251046122 its reverse (2216401521502), we get a palindrome (4267652567624).

The spelling of 2051251046122 in words is "two trillion, fifty-one billion, two hundred fifty-one million, forty-six thousand, one hundred twenty-two".