211122251024 has 10 divisors (see below), whose sum is σ = 409049361390. Its totient is φ = 105561125504.

The previous prime is 211122250981. The next prime is 211122251059. The reversal of 211122251024 is 420152221112.

211122251024 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 167035690000 + 44086561024 = 408700^2 + 209968^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6597570329 + ... + 6597570360.

It is an arithmetic number, because the mean of its divisors is an integer number (40904936139).

Almost surely, 2^211122251024 is an apocalyptic number.

It is an amenable number.

211122251024 is a deficient number, since it is larger than the sum of its proper divisors (197927110366).

211122251024 is a wasteful number, since it uses less digits than its factorization.

211122251024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13195140697 (or 13195140691 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 23.

Adding to 211122251024 its reverse (420152221112), we get a palindrome (631274472136).

The spelling of 211122251024 in words is "two hundred eleven billion, one hundred twenty-two million, two hundred fifty-one thousand, twenty-four".