211012020122 has 8 divisors (see below), whose sum is σ = 319651872372. Its totient is φ = 104461396000.

The previous prime is 211012020119. The next prime is 211012020133. The reversal of 211012020122 is 221020210112.

211012020122 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 168708169081 + 42303851041 = 410741^2 + 205679^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 211012020097 and 211012020106.

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 in 3 ways as a sum of consecutive naturals, for example, 522306779 + ... + 522307182.

Almost surely, 2^211012020122 is an apocalyptic number.

211012020122 is a deficient number, since it is larger than the sum of its proper divisors (108639852250).

211012020122 is a wasteful number, since it uses less digits than its factorization.

211012020122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1044614064.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 211012020122 its reverse (221020210112), we get a palindrome (432032230234).

The spelling of 211012020122 in words is "two hundred eleven billion, twelve million, twenty thousand, one hundred twenty-two".