2011250043122 has 32 divisors (see below), whose sum is σ = 3237480932400. Its totient is φ = 933762152448.

The previous prime is 2011250043091. The next prime is 2011250043149. The reversal of 2011250043122 is 2213400521102.

It can be written as a sum of positive squares in 8 ways, for example, as 893174316241 + 1118075726881 = 945079^2 + 1057391^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 301097 + ... + 2028092.

Almost surely, 2^{2011250043122} is an apocalyptic number.

2011250043122 is a deficient number, since it is larger than the sum of its proper divisors (1226230889278).

2011250043122 is a wasteful number, since it uses less digits than its factorization.

2011250043122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2329550.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 2011250043122 its reverse (2213400521102), we get a palindrome (4224650564224).

The spelling of 2011250043122 in words is "two trillion, eleven billion, two hundred fifty million, forty-three thousand, one hundred twenty-two".