211202220121022 has 16 divisors (see below), whose sum is σ = 341180243434800. Its totient is φ = 97475825943552.

The previous prime is 211202220120961. The next prime is 211202220121031. The reversal of 211202220121022 is 220121022202112.

211202220121022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 211202220120985 and 211202220121003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87190772 + ... + 89580327.

It is an arithmetic number, because the mean of its divisors is an integer number (21323765214675).

Almost surely, 2^{211202220121022} is an apocalyptic number.

211202220121022 is a deficient number, since it is larger than the sum of its proper divisors (129978023313778).

211202220121022 is a wasteful number, since it uses less digits than its factorization.

211202220121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176817067.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 211202220121022 its reverse (220121022202112), we get a palindrome (431323242323134).

The spelling of 211202220121022 in words is "two hundred eleven trillion, two hundred two billion, two hundred twenty million, one hundred twenty-one thousand, twenty-two".